Home / 3,431,928,085.29-5,147,126,036.42-1,591,441,614.09

Finding the Fourth Proportional to 3,431,928,085.29, 5,147,126,036.42 and 1,591,441,614.09

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Solution

The fourth proportional to 3,431,928,085.29, 5,147,126,036.42 and 1,591,441,614.09 is: 2,386,807,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,928,085.29 : 5,147,126,036.42 = 1,591,441,614.09 : x
  2. Step 2: Convert to fraction form
    3,431,928,085.29/5,147,126,036.42 = 1,591,441,614.09/x
  3. Step 3: Cross multiply
    3,431,928,085.29x = 5,147,126,036.42 × 1,591,441,614.09
  4. Step 4: Simplify right side
    3,431,928,085.29x = 8,191,350,567,316,951,040
  5. Step 5: Solve for x
    x = 8,191,350,567,316,951,040/3,431,928,085.29
  6. Step 6: Final answer
    x = 2,386,807,171.87

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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.