Home / 133,607,966.60-200,411,949.90-82,589,630.60

Finding the Fourth Proportional to 133,607,966.60, 200,411,949.90 and 82,589,630.60

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Solution

The fourth proportional to 133,607,966.60, 200,411,949.90 and 82,589,630.60 is: 123,884,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,607,966.60 : 200,411,949.90 = 82,589,630.60 : x
  2. Step 2: Convert to fraction form
    133,607,966.60/200,411,949.90 = 82,589,630.60/x
  3. Step 3: Cross multiply
    133,607,966.60x = 200,411,949.90 × 82,589,630.60
  4. Step 4: Simplify right side
    133,607,966.60x = 16,551,948,910,066,706
  5. Step 5: Solve for x
    x = 16,551,948,910,066,706/133,607,966.60
  6. Step 6: Final answer
    x = 123,884,445.90

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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.