Home / 172,498,525.28-238,068,839.04-98,177,156

Finding the Fourth Proportional to 172,498,525.28, 238,068,839.04 and 98,177,156

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Solution

The fourth proportional to 172,498,525.28, 238,068,839.04 and 98,177,156 is: 135,496,355.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,498,525.28 : 238,068,839.04 = 98,177,156 : x
  2. Step 2: Convert to fraction form
    172,498,525.28/238,068,839.04 = 98,177,156/x
  3. Step 3: Cross multiply
    172,498,525.28x = 238,068,839.04 × 98,177,156
  4. Step 4: Simplify right side
    172,498,525.28x = 23,372,921,549,168,968
  5. Step 5: Solve for x
    x = 23,372,921,549,168,968/172,498,525.28
  6. Step 6: Final answer
    x = 135,496,355.76

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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.