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Finding the Third Proportional to 292,113,518 and 454,920,632

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Solution

The third proportional to 292,113,518 and 454,920,632 is: 708,466,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,113,518 : 454,920,632 = 454,920,632 : x
  2. Step 2: Convert to fraction form
    292,113,518/454,920,632 = 454,920,632/x
  3. Step 3: Cross multiply
    292,113,518x = 454,920,632 × 454,920,632
  4. Step 4: Simplify right side
    292,113,518x = 206,952,781,419,279,424
  5. Step 5: Solve for x
    x = 206,952,781,419,279,424/292,113,518
  6. Step 6: Final answer
    x = 708,466,978.30

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.