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Finding the Third Proportional to 139,670,668 and 283,323,872

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Solution

The third proportional to 139,670,668 and 283,323,872 is: 574,726,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,670,668 : 283,323,872 = 283,323,872 : x
  2. Step 2: Convert to fraction form
    139,670,668/283,323,872 = 283,323,872/x
  3. Step 3: Cross multiply
    139,670,668x = 283,323,872 × 283,323,872
  4. Step 4: Simplify right side
    139,670,668x = 80,272,416,445,072,384
  5. Step 5: Solve for x
    x = 80,272,416,445,072,384/139,670,668
  6. Step 6: Final answer
    x = 574,726,373.08

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.