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Finding the Third Proportional to 18,929,144,870 and 40,999,454,696

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Solution

The third proportional to 18,929,144,870 and 40,999,454,696 is: 88,802,494,614.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,929,144,870 : 40,999,454,696 = 40,999,454,696 : x
  2. Step 2: Convert to fraction form
    18,929,144,870/40,999,454,696 = 40,999,454,696/x
  3. Step 3: Cross multiply
    18,929,144,870x = 40,999,454,696 × 40,999,454,696
  4. Step 4: Simplify right side
    18,929,144,870x = 1,680,955,285,369,356,550,144
  5. Step 5: Solve for x
    x = 1,680,955,285,369,356,550,144/18,929,144,870
  6. Step 6: Final answer
    x = 88,802,494,614.19

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.