Home / 177,620,747.20-266,053,207.20-147,387,659.20

Finding the Fourth Proportional to 177,620,747.20, 266,053,207.20 and 147,387,659.20

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Solution

The fourth proportional to 177,620,747.20, 266,053,207.20 and 147,387,659.20 is: 220,767,900.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,620,747.20 : 266,053,207.20 = 147,387,659.20 : x
  2. Step 2: Convert to fraction form
    177,620,747.20/266,053,207.20 = 147,387,659.20/x
  3. Step 3: Cross multiply
    177,620,747.20x = 266,053,207.20 × 147,387,659.20
  4. Step 4: Simplify right side
    177,620,747.20x = 39,212,959,431,860,584
  5. Step 5: Solve for x
    x = 39,212,959,431,860,584/177,620,747.20
  6. Step 6: Final answer
    x = 220,767,900.43

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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.