Home / 854,650,354.20-1,283,319,224.10-491,853,298.20

Finding the Fourth Proportional to 854,650,354.20, 1,283,319,224.10 and 491,853,298.20

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Solution

The fourth proportional to 854,650,354.20, 1,283,319,224.10 and 491,853,298.20 is: 738,553,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,650,354.20 : 1,283,319,224.10 = 491,853,298.20 : x
  2. Step 2: Convert to fraction form
    854,650,354.20/1,283,319,224.10 = 491,853,298.20/x
  3. Step 3: Cross multiply
    854,650,354.20x = 1,283,319,224.10 × 491,853,298.20
  4. Step 4: Simplify right side
    854,650,354.20x = 631,204,793,017,049,856
  5. Step 5: Solve for x
    x = 631,204,793,017,049,856/854,650,354.20
  6. Step 6: Final answer
    x = 738,553,245.68

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Double scale
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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.