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Finding the Fourth Proportional to 242,461,046.20, 363,691,569.30 and 242,461,046.20

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Solution

The fourth proportional to 242,461,046.20, 363,691,569.30 and 242,461,046.20 is: 363,691,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,461,046.20 : 363,691,569.30 = 242,461,046.20 : x
  2. Step 2: Convert to fraction form
    242,461,046.20/363,691,569.30 = 242,461,046.20/x
  3. Step 3: Cross multiply
    242,461,046.20x = 363,691,569.30 × 242,461,046.20
  4. Step 4: Simplify right side
    242,461,046.20x = 88,181,038,386,597,808
  5. Step 5: Solve for x
    x = 88,181,038,386,597,808/242,461,046.20
  6. Step 6: Final answer
    x = 363,691,569.30

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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.