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Finding the Third Proportional to 272,440,082 and 408,260,595

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Solution

The third proportional to 272,440,082 and 408,260,595 is: 611,792,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,440,082 : 408,260,595 = 408,260,595 : x
  2. Step 2: Convert to fraction form
    272,440,082/408,260,595 = 408,260,595/x
  3. Step 3: Cross multiply
    272,440,082x = 408,260,595 × 408,260,595
  4. Step 4: Simplify right side
    272,440,082x = 166,676,713,429,754,016
  5. Step 5: Solve for x
    x = 166,676,713,429,754,016/272,440,082
  6. Step 6: Final answer
    x = 611,792,186.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.