Home / 87,686,413.60-131,529,620.40-23,861,005.60

Finding the Fourth Proportional to 87,686,413.60, 131,529,620.40 and 23,861,005.60

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Solution

The fourth proportional to 87,686,413.60, 131,529,620.40 and 23,861,005.60 is: 35,791,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,686,413.60 : 131,529,620.40 = 23,861,005.60 : x
  2. Step 2: Convert to fraction form
    87,686,413.60/131,529,620.40 = 23,861,005.60/x
  3. Step 3: Cross multiply
    87,686,413.60x = 131,529,620.40 × 23,861,005.60
  4. Step 4: Simplify right side
    87,686,413.60x = 3,138,429,008,930,274.50
  5. Step 5: Solve for x
    x = 3,138,429,008,930,274.50/87,686,413.60
  6. Step 6: Final answer
    x = 35,791,508.40

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Double scale
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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.