Home / 87,662,776,555.20-131,494,164,832.80-75,110,352,711.60

Finding the Fourth Proportional to 87,662,776,555.20, 131,494,164,832.80 and 75,110,352,711.60

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Solution

The fourth proportional to 87,662,776,555.20, 131,494,164,832.80 and 75,110,352,711.60 is: 112,665,529,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,662,776,555.20 : 131,494,164,832.80 = 75,110,352,711.60 : x
  2. Step 2: Convert to fraction form
    87,662,776,555.20/131,494,164,832.80 = 75,110,352,711.60/x
  3. Step 3: Cross multiply
    87,662,776,555.20x = 131,494,164,832.80 × 75,110,352,711.60
  4. Step 4: Simplify right side
    87,662,776,555.20x = 9,876,573,100,108,878,446,592
  5. Step 5: Solve for x
    x = 9,876,573,100,108,878,446,592/87,662,776,555.20
  6. Step 6: Final answer
    x = 112,665,529,067.40

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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.