Home / 151,263,099.16-208,839,616.26-123,452,245

Finding the Fourth Proportional to 151,263,099.16, 208,839,616.26 and 123,452,245

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Solution

The fourth proportional to 151,263,099.16, 208,839,616.26 and 123,452,245 is: 170,442,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,263,099.16 : 208,839,616.26 = 123,452,245 : x
  2. Step 2: Convert to fraction form
    151,263,099.16/208,839,616.26 = 123,452,245/x
  3. Step 3: Cross multiply
    151,263,099.16x = 208,839,616.26 × 123,452,245
  4. Step 4: Simplify right side
    151,263,099.16x = 25,781,719,472,235,504
  5. Step 5: Solve for x
    x = 25,781,719,472,235,504/151,263,099.16
  6. Step 6: Final answer
    x = 170,442,888.02

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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.