Home / 151,263,100.16-208,839,617.64-123,452,246

Finding the Fourth Proportional to 151,263,100.16, 208,839,617.64 and 123,452,246

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Solution

The fourth proportional to 151,263,100.16, 208,839,617.64 and 123,452,246 is: 170,442,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,263,100.16 : 208,839,617.64 = 123,452,246 : x
  2. Step 2: Convert to fraction form
    151,263,100.16/208,839,617.64 = 123,452,246/x
  3. Step 3: Cross multiply
    151,263,100.16x = 208,839,617.64 × 123,452,246
  4. Step 4: Simplify right side
    151,263,100.16x = 25,781,719,851,439,216
  5. Step 5: Solve for x
    x = 25,781,719,851,439,216/151,263,100.16
  6. Step 6: Final answer
    x = 170,442,889.40

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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.