Home / 549,505,234.20-824,257,851.30-515,493,010.20

Finding the Fourth Proportional to 549,505,234.20, 824,257,851.30 and 515,493,010.20

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Solution

The fourth proportional to 549,505,234.20, 824,257,851.30 and 515,493,010.20 is: 773,239,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,505,234.20 : 824,257,851.30 = 515,493,010.20 : x
  2. Step 2: Convert to fraction form
    549,505,234.20/824,257,851.30 = 515,493,010.20/x
  3. Step 3: Cross multiply
    549,505,234.20x = 824,257,851.30 × 515,493,010.20
  4. Step 4: Simplify right side
    549,505,234.20x = 424,899,160,947,620,928
  5. Step 5: Solve for x
    x = 424,899,160,947,620,928/549,505,234.20
  6. Step 6: Final answer
    x = 773,239,515.30

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Similar ratio
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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.