Home / 100,838,819.60-151,258,229.40-29,042,493.20

Finding the Fourth Proportional to 100,838,819.60, 151,258,229.40 and 29,042,493.20

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Solution

The fourth proportional to 100,838,819.60, 151,258,229.40 and 29,042,493.20 is: 43,563,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,838,819.60 : 151,258,229.40 = 29,042,493.20 : x
  2. Step 2: Convert to fraction form
    100,838,819.60/151,258,229.40 = 29,042,493.20/x
  3. Step 3: Cross multiply
    100,838,819.60x = 151,258,229.40 × 29,042,493.20
  4. Step 4: Simplify right side
    100,838,819.60x = 4,392,916,098,793,540
  5. Step 5: Solve for x
    x = 4,392,916,098,793,540/100,838,819.60
  6. Step 6: Final answer
    x = 43,563,739.80

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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.