Home / 177,498,411.60-266,121,646.20-68,281,381.20

Finding the Fourth Proportional to 177,498,411.60, 266,121,646.20 and 68,281,381.20

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Solution

The fourth proportional to 177,498,411.60, 266,121,646.20 and 68,281,381.20 is: 102,373,612.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,498,411.60 : 266,121,646.20 = 68,281,381.20 : x
  2. Step 2: Convert to fraction form
    177,498,411.60/266,121,646.20 = 68,281,381.20/x
  3. Step 3: Cross multiply
    177,498,411.60x = 266,121,646.20 × 68,281,381.20
  4. Step 4: Simplify right side
    177,498,411.60x = 18,171,153,569,753,732
  5. Step 5: Solve for x
    x = 18,171,153,569,753,732/177,498,411.60
  6. Step 6: Final answer
    x = 102,373,612.28

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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.