Home / 433,103,635.65-649,655,453.48-260,916,751.65

Finding the Fourth Proportional to 433,103,635.65, 649,655,453.48 and 260,916,751.65

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Solution

The fourth proportional to 433,103,635.65, 649,655,453.48 and 260,916,751.65 is: 391,375,127.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,103,635.65 : 649,655,453.48 = 260,916,751.65 : x
  2. Step 2: Convert to fraction form
    433,103,635.65/649,655,453.48 = 260,916,751.65/x
  3. Step 3: Cross multiply
    433,103,635.65x = 649,655,453.48 × 260,916,751.65
  4. Step 4: Simplify right side
    433,103,635.65x = 169,505,990,612,404,704
  5. Step 5: Solve for x
    x = 169,505,990,612,404,704/433,103,635.65
  6. Step 6: Final answer
    x = 391,375,127.48

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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.