Home / 177,644,504.40-266,914,654.20-112,979,288.40

Finding the Fourth Proportional to 177,644,504.40, 266,914,654.20 and 112,979,288.40

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Solution

The fourth proportional to 177,644,504.40, 266,914,654.20 and 112,979,288.40 is: 169,753,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,644,504.40 : 266,914,654.20 = 112,979,288.40 : x
  2. Step 2: Convert to fraction form
    177,644,504.40/266,914,654.20 = 112,979,288.40/x
  3. Step 3: Cross multiply
    177,644,504.40x = 266,914,654.20 × 112,979,288.40
  4. Step 4: Simplify right side
    177,644,504.40x = 30,155,827,695,048,072
  5. Step 5: Solve for x
    x = 30,155,827,695,048,072/177,644,504.40
  6. Step 6: Final answer
    x = 169,753,788.88

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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.