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Finding the Third Proportional to 78,719,026.50 and 170,818,704

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Solution

The third proportional to 78,719,026.50 and 170,818,704 is: 370,673,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,719,026.50 : 170,818,704 = 170,818,704 : x
  2. Step 2: Convert to fraction form
    78,719,026.50/170,818,704 = 170,818,704/x
  3. Step 3: Cross multiply
    78,719,026.50x = 170,818,704 × 170,818,704
  4. Step 4: Simplify right side
    78,719,026.50x = 29,179,029,636,239,616
  5. Step 5: Solve for x
    x = 29,179,029,636,239,616/78,719,026.50
  6. Step 6: Final answer
    x = 370,673,151.51

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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.