Home / 87,680,009.60-131,520,014.40-23,854,601.60

Finding the Fourth Proportional to 87,680,009.60, 131,520,014.40 and 23,854,601.60

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Solution

The fourth proportional to 87,680,009.60, 131,520,014.40 and 23,854,601.60 is: 35,781,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,680,009.60 : 131,520,014.40 = 23,854,601.60 : x
  2. Step 2: Convert to fraction form
    87,680,009.60/131,520,014.40 = 23,854,601.60/x
  3. Step 3: Cross multiply
    87,680,009.60x = 131,520,014.40 × 23,854,601.60
  4. Step 4: Simplify right side
    87,680,009.60x = 3,137,357,545,938,263.50
  5. Step 5: Solve for x
    x = 3,137,357,545,938,263.50/87,680,009.60
  6. Step 6: Final answer
    x = 35,781,902.40

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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.