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Finding the Fourth Proportional to 49,171,805.70, 73,757,708.55 and 49,171,805.70

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Solution

The fourth proportional to 49,171,805.70, 73,757,708.55 and 49,171,805.70 is: 73,757,708.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,171,805.70 : 73,757,708.55 = 49,171,805.70 : x
  2. Step 2: Convert to fraction form
    49,171,805.70/73,757,708.55 = 49,171,805.70/x
  3. Step 3: Cross multiply
    49,171,805.70x = 73,757,708.55 × 49,171,805.70
  4. Step 4: Simplify right side
    49,171,805.70x = 3,626,799,713,697,829
  5. Step 5: Solve for x
    x = 3,626,799,713,697,829/49,171,805.70
  6. Step 6: Final answer
    x = 73,757,708.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.