Home / 574,627,738.26-861,941,618.67-137,928,422.34

Finding the Fourth Proportional to 574,627,738.26, 861,941,618.67 and 137,928,422.34

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Solution

The fourth proportional to 574,627,738.26, 861,941,618.67 and 137,928,422.34 is: 206,892,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,627,738.26 : 861,941,618.67 = 137,928,422.34 : x
  2. Step 2: Convert to fraction form
    574,627,738.26/861,941,618.67 = 137,928,422.34/x
  3. Step 3: Cross multiply
    574,627,738.26x = 861,941,618.67 × 137,928,422.34
  4. Step 4: Simplify right side
    574,627,738.26x = 118,886,247,612,338,992
  5. Step 5: Solve for x
    x = 118,886,247,612,338,992/574,627,738.26
  6. Step 6: Final answer
    x = 206,892,636.22

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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.