Home / 124,151,924,719.20-186,227,887,078.80-71,909,148,655.20

Finding the Fourth Proportional to 124,151,924,719.20, 186,227,887,078.80 and 71,909,148,655.20

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Solution

The fourth proportional to 124,151,924,719.20, 186,227,887,078.80 and 71,909,148,655.20 is: 107,863,722,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,151,924,719.20 : 186,227,887,078.80 = 71,909,148,655.20 : x
  2. Step 2: Convert to fraction form
    124,151,924,719.20/186,227,887,078.80 = 71,909,148,655.20/x
  3. Step 3: Cross multiply
    124,151,924,719.20x = 186,227,887,078.80 × 71,909,148,655.20
  4. Step 4: Simplify right side
    124,151,924,719.20x = 13,391,488,815,693,226,311,680
  5. Step 5: Solve for x
    x = 13,391,488,815,693,226,311,680/124,151,924,719.20
  6. Step 6: Final answer
    x = 107,863,722,982.80

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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.