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Finding the Third Proportional to 68,499,764 and 93,931,660

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Solution

The third proportional to 68,499,764 and 93,931,660 is: 128,805,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,499,764 : 93,931,660 = 93,931,660 : x
  2. Step 2: Convert to fraction form
    68,499,764/93,931,660 = 93,931,660/x
  3. Step 3: Cross multiply
    68,499,764x = 93,931,660 × 93,931,660
  4. Step 4: Simplify right side
    68,499,764x = 8,823,156,750,355,600
  5. Step 5: Solve for x
    x = 8,823,156,750,355,600/68,499,764
  6. Step 6: Final answer
    x = 128,805,651.80

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.