Home / 488,534,459.10-732,801,688.65-165,418,331.10

Finding the Fourth Proportional to 488,534,459.10, 732,801,688.65 and 165,418,331.10

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Solution

The fourth proportional to 488,534,459.10, 732,801,688.65 and 165,418,331.10 is: 248,127,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,534,459.10 : 732,801,688.65 = 165,418,331.10 : x
  2. Step 2: Convert to fraction form
    488,534,459.10/732,801,688.65 = 165,418,331.10/x
  3. Step 3: Cross multiply
    488,534,459.10x = 732,801,688.65 × 165,418,331.10
  4. Step 4: Simplify right side
    488,534,459.10x = 121,218,832,363,744,800
  5. Step 5: Solve for x
    x = 121,218,832,363,744,800/488,534,459.10
  6. Step 6: Final answer
    x = 248,127,496.65

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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.