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Finding the Third Proportional to 123,375,081 and 191,651,658

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Solution

The third proportional to 123,375,081 and 191,651,658 is: 297,712,939.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,375,081 : 191,651,658 = 191,651,658 : x
  2. Step 2: Convert to fraction form
    123,375,081/191,651,658 = 191,651,658/x
  3. Step 3: Cross multiply
    123,375,081x = 191,651,658 × 191,651,658
  4. Step 4: Simplify right side
    123,375,081x = 36,730,358,014,148,960
  5. Step 5: Solve for x
    x = 36,730,358,014,148,960/123,375,081
  6. Step 6: Final answer
    x = 297,712,939.41

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.