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Finding the Third Proportional to 7,085,676,558 and 15,222,890,324

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Solution

The third proportional to 7,085,676,558 and 15,222,890,324 is: 32,704,906,570.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,676,558 : 15,222,890,324 = 15,222,890,324 : x
  2. Step 2: Convert to fraction form
    7,085,676,558/15,222,890,324 = 15,222,890,324/x
  3. Step 3: Cross multiply
    7,085,676,558x = 15,222,890,324 × 15,222,890,324
  4. Step 4: Simplify right side
    7,085,676,558x = 231,736,389,816,532,828,160
  5. Step 5: Solve for x
    x = 231,736,389,816,532,828,160/7,085,676,558
  6. Step 6: Final answer
    x = 32,704,906,570.27

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.