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Finding the Third Proportional to 71,946,893 and 158,239,471

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Solution

The third proportional to 71,946,893 and 158,239,471 is: 348,030,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,946,893 : 158,239,471 = 158,239,471 : x
  2. Step 2: Convert to fraction form
    71,946,893/158,239,471 = 158,239,471/x
  3. Step 3: Cross multiply
    71,946,893x = 158,239,471 × 158,239,471
  4. Step 4: Simplify right side
    71,946,893x = 25,039,730,182,359,840
  5. Step 5: Solve for x
    x = 25,039,730,182,359,840/71,946,893
  6. Step 6: Final answer
    x = 348,030,736.82

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.