Home / 1,303,526,049.36-1,798,647,868.13-767,784,383.85

Finding the Fourth Proportional to 1,303,526,049.36, 1,798,647,868.13 and 767,784,383.85

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Solution

The fourth proportional to 1,303,526,049.36, 1,798,647,868.13 and 767,784,383.85 is: 1,059,413,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,526,049.36 : 1,798,647,868.13 = 767,784,383.85 : x
  2. Step 2: Convert to fraction form
    1,303,526,049.36/1,798,647,868.13 = 767,784,383.85/x
  3. Step 3: Cross multiply
    1,303,526,049.36x = 1,798,647,868.13 × 767,784,383.85
  4. Step 4: Simplify right side
    1,303,526,049.36x = 1,380,973,745,191,469,312
  5. Step 5: Solve for x
    x = 1,380,973,745,191,469,312/1,303,526,049.36
  6. Step 6: Final answer
    x = 1,059,413,999.34

Related Problems

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Half scale
Find fourth proportional to 2,607,052,098.72, 3,597,295,736.25 and 1,535,568,767.70
Double scale
Find fourth proportional to 1,303,526,050.36, 1,798,647,869.50 and 767,784,384.85
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.