Home / 76,527,676,821.60-114,791,515,232.40-71,568,694,562.40

Finding the Fourth Proportional to 76,527,676,821.60, 114,791,515,232.40 and 71,568,694,562.40

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Solution

The fourth proportional to 76,527,676,821.60, 114,791,515,232.40 and 71,568,694,562.40 is: 107,353,041,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,527,676,821.60 : 114,791,515,232.40 = 71,568,694,562.40 : x
  2. Step 2: Convert to fraction form
    76,527,676,821.60/114,791,515,232.40 = 71,568,694,562.40/x
  3. Step 3: Cross multiply
    76,527,676,821.60x = 114,791,515,232.40 × 71,568,694,562.40
  4. Step 4: Simplify right side
    76,527,676,821.60x = 8,215,478,892,022,721,413,120
  5. Step 5: Solve for x
    x = 8,215,478,892,022,721,413,120/76,527,676,821.60
  6. Step 6: Final answer
    x = 107,353,041,843.60

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Double scale
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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.