Home / 138,216,316,560.26-207,324,474,840.40-38,842,961,131.76

Finding the Fourth Proportional to 138,216,316,560.26, 207,324,474,840.40 and 38,842,961,131.76

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Solution

The fourth proportional to 138,216,316,560.26, 207,324,474,840.40 and 38,842,961,131.76 is: 58,264,441,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,216,316,560.26 : 207,324,474,840.40 = 38,842,961,131.76 : x
  2. Step 2: Convert to fraction form
    138,216,316,560.26/207,324,474,840.40 = 38,842,961,131.76/x
  3. Step 3: Cross multiply
    138,216,316,560.26x = 207,324,474,840.40 × 38,842,961,131.76
  4. Step 4: Simplify right side
    138,216,316,560.26x = 8,053,096,517,888,211,156,992
  5. Step 5: Solve for x
    x = 8,053,096,517,888,211,156,992/138,216,316,560.26
  6. Step 6: Final answer
    x = 58,264,441,697.64

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1.5x scale

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.