Home / 229,888,001.20-344,832,001.80-220,818,074.80

Finding the Fourth Proportional to 229,888,001.20, 344,832,001.80 and 220,818,074.80

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Solution

The fourth proportional to 229,888,001.20, 344,832,001.80 and 220,818,074.80 is: 331,227,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,888,001.20 : 344,832,001.80 = 220,818,074.80 : x
  2. Step 2: Convert to fraction form
    229,888,001.20/344,832,001.80 = 220,818,074.80/x
  3. Step 3: Cross multiply
    229,888,001.20x = 344,832,001.80 × 220,818,074.80
  4. Step 4: Simplify right side
    229,888,001.20x = 76,145,138,766,906,144
  5. Step 5: Solve for x
    x = 76,145,138,766,906,144/229,888,001.20
  6. Step 6: Final answer
    x = 331,227,112.20

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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.