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Finding the Third Proportional to 140,379,900 and 302,955,742

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Solution

The third proportional to 140,379,900 and 302,955,742 is: 653,812,843.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,379,900 : 302,955,742 = 302,955,742 : x
  2. Step 2: Convert to fraction form
    140,379,900/302,955,742 = 302,955,742/x
  3. Step 3: Cross multiply
    140,379,900x = 302,955,742 × 302,955,742
  4. Step 4: Simplify right side
    140,379,900x = 91,782,181,610,770,560
  5. Step 5: Solve for x
    x = 91,782,181,610,770,560/140,379,900
  6. Step 6: Final answer
    x = 653,812,843.65

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.