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Finding the Third Proportional to 132,668,244 and 287,067,492

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Solution

The third proportional to 132,668,244 and 287,067,492 is: 621,156,521.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,668,244 : 287,067,492 = 287,067,492 : x
  2. Step 2: Convert to fraction form
    132,668,244/287,067,492 = 287,067,492/x
  3. Step 3: Cross multiply
    132,668,244x = 287,067,492 × 287,067,492
  4. Step 4: Simplify right side
    132,668,244x = 82,407,744,963,170,064
  5. Step 5: Solve for x
    x = 82,407,744,963,170,064/132,668,244
  6. Step 6: Final answer
    x = 621,156,521.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.