Home / 1,034,857,514.85-1,552,286,272.28-830,784,170.85

Finding the Fourth Proportional to 1,034,857,514.85, 1,552,286,272.28 and 830,784,170.85

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Solution

The fourth proportional to 1,034,857,514.85, 1,552,286,272.28 and 830,784,170.85 is: 1,246,176,256.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,857,514.85 : 1,552,286,272.28 = 830,784,170.85 : x
  2. Step 2: Convert to fraction form
    1,034,857,514.85/1,552,286,272.28 = 830,784,170.85/x
  3. Step 3: Cross multiply
    1,034,857,514.85x = 1,552,286,272.28 × 830,784,170.85
  4. Step 4: Simplify right side
    1,034,857,514.85x = 1,289,614,863,637,977,088
  5. Step 5: Solve for x
    x = 1,289,614,863,637,977,088/1,034,857,514.85
  6. Step 6: Final answer
    x = 1,246,176,256.28

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Half scale
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Double scale
Find fourth proportional to 1,034,857,515.85, 1,552,286,273.78 and 830,784,171.85
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.