Home / 87,044,775,363.20-130,567,163,044.80-31,892,456,489.60

Finding the Fourth Proportional to 87,044,775,363.20, 130,567,163,044.80 and 31,892,456,489.60

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Solution

The fourth proportional to 87,044,775,363.20, 130,567,163,044.80 and 31,892,456,489.60 is: 47,838,684,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,044,775,363.20 : 130,567,163,044.80 = 31,892,456,489.60 : x
  2. Step 2: Convert to fraction form
    87,044,775,363.20/130,567,163,044.80 = 31,892,456,489.60/x
  3. Step 3: Cross multiply
    87,044,775,363.20x = 130,567,163,044.80 × 31,892,456,489.60
  4. Step 4: Simplify right side
    87,044,775,363.20x = 4,164,107,566,376,793,145,344
  5. Step 5: Solve for x
    x = 4,164,107,566,376,793,145,344/87,044,775,363.20
  6. Step 6: Final answer
    x = 47,838,684,734.40

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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.