Home / 177,620,773.20-266,053,246.20-147,387,685.20

Finding the Fourth Proportional to 177,620,773.20, 266,053,246.20 and 147,387,685.20

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Solution

The fourth proportional to 177,620,773.20, 266,053,246.20 and 147,387,685.20 is: 220,767,939.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,620,773.20 : 266,053,246.20 = 147,387,685.20 : x
  2. Step 2: Convert to fraction form
    177,620,773.20/266,053,246.20 = 147,387,685.20/x
  3. Step 3: Cross multiply
    177,620,773.20x = 266,053,246.20 × 147,387,685.20
  4. Step 4: Simplify right side
    177,620,773.20x = 39,212,972,097,363,688
  5. Step 5: Solve for x
    x = 39,212,972,097,363,688/177,620,773.20
  6. Step 6: Final answer
    x = 220,767,939.42

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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.