Home / 101,224,400.90-151,836,601.35-74,151,479.30

Finding the Fourth Proportional to 101,224,400.90, 151,836,601.35 and 74,151,479.30

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Solution

The fourth proportional to 101,224,400.90, 151,836,601.35 and 74,151,479.30 is: 111,227,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,224,400.90 : 151,836,601.35 = 74,151,479.30 : x
  2. Step 2: Convert to fraction form
    101,224,400.90/151,836,601.35 = 74,151,479.30/x
  3. Step 3: Cross multiply
    101,224,400.90x = 151,836,601.35 × 74,151,479.30
  4. Step 4: Simplify right side
    101,224,400.90x = 11,258,908,601,986,876
  5. Step 5: Solve for x
    x = 11,258,908,601,986,876/101,224,400.90
  6. Step 6: Final answer
    x = 111,227,218.95

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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.