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Finding the Third Proportional to 361,007,586 and 558,071,676

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Solution

The third proportional to 361,007,586 and 558,071,676 is: 862,707,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,007,586 : 558,071,676 = 558,071,676 : x
  2. Step 2: Convert to fraction form
    361,007,586/558,071,676 = 558,071,676/x
  3. Step 3: Cross multiply
    361,007,586x = 558,071,676 × 558,071,676
  4. Step 4: Simplify right side
    361,007,586x = 311,443,995,553,448,960
  5. Step 5: Solve for x
    x = 311,443,995,553,448,960/361,007,586
  6. Step 6: Final answer
    x = 862,707,620.65

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.