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Finding the Third Proportional to 58,198,366 and 80,920,176

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Solution

The third proportional to 58,198,366 and 80,920,176 is: 112,513,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,198,366 : 80,920,176 = 80,920,176 : x
  2. Step 2: Convert to fraction form
    58,198,366/80,920,176 = 80,920,176/x
  3. Step 3: Cross multiply
    58,198,366x = 80,920,176 × 80,920,176
  4. Step 4: Simplify right side
    58,198,366x = 6,548,074,883,870,976
  5. Step 5: Solve for x
    x = 6,548,074,883,870,976/58,198,366
  6. Step 6: Final answer
    x = 112,513,036.60

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.