Home / 172,791,654.20-238,452,503.01-94,475,260.74

Finding the Fourth Proportional to 172,791,654.20, 238,452,503.01 and 94,475,260.74

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Solution

The fourth proportional to 172,791,654.20, 238,452,503.01 and 94,475,260.74 is: 130,375,870.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,791,654.20 : 238,452,503.01 = 94,475,260.74 : x
  2. Step 2: Convert to fraction form
    172,791,654.20/238,452,503.01 = 94,475,260.74/x
  3. Step 3: Cross multiply
    172,791,654.20x = 238,452,503.01 × 94,475,260.74
  4. Step 4: Simplify right side
    172,791,654.20x = 22,527,862,397,047,196
  5. Step 5: Solve for x
    x = 22,527,862,397,047,196/172,791,654.20
  6. Step 6: Final answer
    x = 130,375,870.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.