Home / 1,051,952,120.64-1,452,277,741.44-634,370,189.76

Finding the Fourth Proportional to 1,051,952,120.64, 1,452,277,741.44 and 634,370,189.76

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Solution

The fourth proportional to 1,051,952,120.64, 1,452,277,741.44 and 634,370,189.76 is: 875,782,926.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,952,120.64 : 1,452,277,741.44 = 634,370,189.76 : x
  2. Step 2: Convert to fraction form
    1,051,952,120.64/1,452,277,741.44 = 634,370,189.76/x
  3. Step 3: Cross multiply
    1,051,952,120.64x = 1,452,277,741.44 × 634,370,189.76
  4. Step 4: Simplify right side
    1,051,952,120.64x = 921,281,706,421,517,056
  5. Step 5: Solve for x
    x = 921,281,706,421,517,056/1,051,952,120.64
  6. Step 6: Final answer
    x = 875,782,926.19

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Double scale
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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.