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Finding the Third Proportional to 61,850,866.50 and 90,882,895.50

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Solution

The third proportional to 61,850,866.50 and 90,882,895.50 is: 133,542,198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,850,866.50 : 90,882,895.50 = 90,882,895.50 : x
  2. Step 2: Convert to fraction form
    61,850,866.50/90,882,895.50 = 90,882,895.50/x
  3. Step 3: Cross multiply
    61,850,866.50x = 90,882,895.50 × 90,882,895.50
  4. Step 4: Simplify right side
    61,850,866.50x = 8,259,700,694,463,920
  5. Step 5: Solve for x
    x = 8,259,700,694,463,920/61,850,866.50
  6. Step 6: Final answer
    x = 133,542,198.55

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.