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Finding the Third Proportional to 179,497,774 and 393,046,180

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Solution

The third proportional to 179,497,774 and 393,046,180 is: 860,653,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,497,774 : 393,046,180 = 393,046,180 : x
  2. Step 2: Convert to fraction form
    179,497,774/393,046,180 = 393,046,180/x
  3. Step 3: Cross multiply
    179,497,774x = 393,046,180 × 393,046,180
  4. Step 4: Simplify right side
    179,497,774x = 154,485,299,612,592,384
  5. Step 5: Solve for x
    x = 154,485,299,612,592,384/179,497,774
  6. Step 6: Final answer
    x = 860,653,010.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.