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Finding the Fourth Proportional to 49,207,422.70, 73,811,134.05 and 49,207,422.70

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Solution

The fourth proportional to 49,207,422.70, 73,811,134.05 and 49,207,422.70 is: 73,811,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,422.70 : 73,811,134.05 = 49,207,422.70 : x
  2. Step 2: Convert to fraction form
    49,207,422.70/73,811,134.05 = 49,207,422.70/x
  3. Step 3: Cross multiply
    49,207,422.70x = 73,811,134.05 × 49,207,422.70
  4. Step 4: Simplify right side
    49,207,422.70x = 3,632,055,673,164,713
  5. Step 5: Solve for x
    x = 3,632,055,673,164,713/49,207,422.70
  6. Step 6: Final answer
    x = 73,811,134.05

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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.