Home / 141,884,386.29-195,800,366.48-76,694,290.29

Finding the Fourth Proportional to 141,884,386.29, 195,800,366.48 and 76,694,290.29

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Solution

The fourth proportional to 141,884,386.29, 195,800,366.48 and 76,694,290.29 is: 105,838,073.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,884,386.29 : 195,800,366.48 = 76,694,290.29 : x
  2. Step 2: Convert to fraction form
    141,884,386.29/195,800,366.48 = 76,694,290.29/x
  3. Step 3: Cross multiply
    141,884,386.29x = 195,800,366.48 × 76,694,290.29
  4. Step 4: Simplify right side
    141,884,386.29x = 15,016,770,145,322,034
  5. Step 5: Solve for x
    x = 15,016,770,145,322,034/141,884,386.29
  6. Step 6: Final answer
    x = 105,838,073.79

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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.