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Finding the Third Proportional to 88,489,468,930 and 129,374,696,643

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Solution

The third proportional to 88,489,468,930 and 129,374,696,643 is: 189,150,328,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,489,468,930 : 129,374,696,643 = 129,374,696,643 : x
  2. Step 2: Convert to fraction form
    88,489,468,930/129,374,696,643 = 129,374,696,643/x
  3. Step 3: Cross multiply
    88,489,468,930x = 129,374,696,643 × 129,374,696,643
  4. Step 4: Simplify right side
    88,489,468,930x = 16,737,812,131,468,275,613,696
  5. Step 5: Solve for x
    x = 16,737,812,131,468,275,613,696/88,489,468,930
  6. Step 6: Final answer
    x = 189,150,328,664.63

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.