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Finding the Third Proportional to 76,955,756 and 169,302,488

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Solution

The third proportional to 76,955,756 and 169,302,488 is: 372,465,088.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,955,756 : 169,302,488 = 169,302,488 : x
  2. Step 2: Convert to fraction form
    76,955,756/169,302,488 = 169,302,488/x
  3. Step 3: Cross multiply
    76,955,756x = 169,302,488 × 169,302,488
  4. Step 4: Simplify right side
    76,955,756x = 28,663,332,442,990,144
  5. Step 5: Solve for x
    x = 28,663,332,442,990,144/76,955,756
  6. Step 6: Final answer
    x = 372,465,088.16

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.