Home / 87,355,998.60-131,033,997.90-58,690,552.20

Finding the Fourth Proportional to 87,355,998.60, 131,033,997.90 and 58,690,552.20

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Solution

The fourth proportional to 87,355,998.60, 131,033,997.90 and 58,690,552.20 is: 88,035,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,355,998.60 : 131,033,997.90 = 58,690,552.20 : x
  2. Step 2: Convert to fraction form
    87,355,998.60/131,033,997.90 = 58,690,552.20/x
  3. Step 3: Cross multiply
    87,355,998.60x = 131,033,997.90 × 58,690,552.20
  4. Step 4: Simplify right side
    87,355,998.60x = 7,690,457,693,724,641
  5. Step 5: Solve for x
    x = 7,690,457,693,724,641/87,355,998.60
  6. Step 6: Final answer
    x = 88,035,828.30

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Similar ratio
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1.5x scale

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.