Home / 133,607,967.60-200,411,951.40-82,589,631.60

Finding the Fourth Proportional to 133,607,967.60, 200,411,951.40 and 82,589,631.60

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Solution

The fourth proportional to 133,607,967.60, 200,411,951.40 and 82,589,631.60 is: 123,884,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,607,967.60 : 200,411,951.40 = 82,589,631.60 : x
  2. Step 2: Convert to fraction form
    133,607,967.60/200,411,951.40 = 82,589,631.60/x
  3. Step 3: Cross multiply
    133,607,967.60x = 200,411,951.40 × 82,589,631.60
  4. Step 4: Simplify right side
    133,607,967.60x = 16,551,949,234,363,104
  5. Step 5: Solve for x
    x = 16,551,949,234,363,104/133,607,967.60
  6. Step 6: Final answer
    x = 123,884,447.40

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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.