Home / 138,216,316,557.54-207,324,474,836.28-38,842,961,129.04

Finding the Fourth Proportional to 138,216,316,557.54, 207,324,474,836.28 and 38,842,961,129.04

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Solution

The fourth proportional to 138,216,316,557.54, 207,324,474,836.28 and 38,842,961,129.04 is: 58,264,441,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,216,316,557.54 : 207,324,474,836.28 = 38,842,961,129.04 : x
  2. Step 2: Convert to fraction form
    138,216,316,557.54/207,324,474,836.28 = 38,842,961,129.04/x
  3. Step 3: Cross multiply
    138,216,316,557.54x = 207,324,474,836.28 × 38,842,961,129.04
  4. Step 4: Simplify right side
    138,216,316,557.54x = 8,053,096,517,164,255,412,224
  5. Step 5: Solve for x
    x = 8,053,096,517,164,255,412,224/138,216,316,557.54
  6. Step 6: Final answer
    x = 58,264,441,693.55

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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.