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Finding the Third Proportional to 75,042,452 and 112,121,904

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Solution

The third proportional to 75,042,452 and 112,121,904 is: 167,522,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,042,452 : 112,121,904 = 112,121,904 : x
  2. Step 2: Convert to fraction form
    75,042,452/112,121,904 = 112,121,904/x
  3. Step 3: Cross multiply
    75,042,452x = 112,121,904 × 112,121,904
  4. Step 4: Simplify right side
    75,042,452x = 12,571,321,356,585,216
  5. Step 5: Solve for x
    x = 12,571,321,356,585,216/75,042,452
  6. Step 6: Final answer
    x = 167,522,795.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.