Home / 242,337,965.10-363,497,616.45-80,779,901.10

Finding the Fourth Proportional to 242,337,965.10, 363,497,616.45 and 80,779,901.10

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Solution

The fourth proportional to 242,337,965.10, 363,497,616.45 and 80,779,901.10 is: 121,166,741.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,337,965.10 : 363,497,616.45 = 80,779,901.10 : x
  2. Step 2: Convert to fraction form
    242,337,965.10/363,497,616.45 = 80,779,901.10/x
  3. Step 3: Cross multiply
    242,337,965.10x = 363,497,616.45 × 80,779,901.10
  4. Step 4: Simplify right side
    242,337,965.10x = 29,363,301,506,916,728
  5. Step 5: Solve for x
    x = 29,363,301,506,916,728/242,337,965.10
  6. Step 6: Final answer
    x = 121,166,741.23

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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.