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Finding the Third Proportional to 617,240,655 and 940,331,538

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Solution

The third proportional to 617,240,655 and 940,331,538 is: 1,432,542,387.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,240,655 : 940,331,538 = 940,331,538 : x
  2. Step 2: Convert to fraction form
    617,240,655/940,331,538 = 940,331,538/x
  3. Step 3: Cross multiply
    617,240,655x = 940,331,538 × 940,331,538
  4. Step 4: Simplify right side
    617,240,655x = 884,223,401,357,445,504
  5. Step 5: Solve for x
    x = 884,223,401,357,445,504/617,240,655
  6. Step 6: Final answer
    x = 1,432,542,387.15

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.