Home / 243,592,207.20-365,388,310.80-61,839,385.20

Finding the Fourth Proportional to 243,592,207.20, 365,388,310.80 and 61,839,385.20

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Solution

The fourth proportional to 243,592,207.20, 365,388,310.80 and 61,839,385.20 is: 92,759,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,592,207.20 : 365,388,310.80 = 61,839,385.20 : x
  2. Step 2: Convert to fraction form
    243,592,207.20/365,388,310.80 = 61,839,385.20/x
  3. Step 3: Cross multiply
    243,592,207.20x = 365,388,310.80 × 61,839,385.20
  4. Step 4: Simplify right side
    243,592,207.20x = 22,595,388,499,138,520
  5. Step 5: Solve for x
    x = 22,595,388,499,138,520/243,592,207.20
  6. Step 6: Final answer
    x = 92,759,077.80

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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.