Home / 127,740,306.78-191,607,710.49-35,621,593.02

Finding the Fourth Proportional to 127,740,306.78, 191,607,710.49 and 35,621,593.02

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Solution

The fourth proportional to 127,740,306.78, 191,607,710.49 and 35,621,593.02 is: 53,431,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,740,306.78 : 191,607,710.49 = 35,621,593.02 : x
  2. Step 2: Convert to fraction form
    127,740,306.78/191,607,710.49 = 35,621,593.02/x
  3. Step 3: Cross multiply
    127,740,306.78x = 191,607,710.49 × 35,621,593.02
  4. Step 4: Simplify right side
    127,740,306.78x = 6,825,371,882,568,766
  5. Step 5: Solve for x
    x = 6,825,371,882,568,766/127,740,306.78
  6. Step 6: Final answer
    x = 53,431,622.76

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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.