Home / 141,976,437.04-195,936,443.40-80,074,189.36

Finding the Fourth Proportional to 141,976,437.04, 195,936,443.40 and 80,074,189.36

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Solution

The fourth proportional to 141,976,437.04, 195,936,443.40 and 80,074,189.36 is: 110,507,434.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,976,437.04 : 195,936,443.40 = 80,074,189.36 : x
  2. Step 2: Convert to fraction form
    141,976,437.04/195,936,443.40 = 80,074,189.36/x
  3. Step 3: Cross multiply
    141,976,437.04x = 195,936,443.40 × 80,074,189.36
  4. Step 4: Simplify right side
    141,976,437.04x = 15,689,451,871,336,522
  5. Step 5: Solve for x
    x = 15,689,451,871,336,522/141,976,437.04
  6. Step 6: Final answer
    x = 110,507,434.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.