Home / 124,584,724.44-171,921,716.34-71,657,407.98

Finding the Fourth Proportional to 124,584,724.44, 171,921,716.34 and 71,657,407.98

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Solution

The fourth proportional to 124,584,724.44, 171,921,716.34 and 71,657,407.98 is: 98,884,230.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,584,724.44 : 171,921,716.34 = 71,657,407.98 : x
  2. Step 2: Convert to fraction form
    124,584,724.44/171,921,716.34 = 71,657,407.98/x
  3. Step 3: Cross multiply
    124,584,724.44x = 171,921,716.34 × 71,657,407.98
  4. Step 4: Simplify right side
    124,584,724.44x = 12,319,464,568,397,214
  5. Step 5: Solve for x
    x = 12,319,464,568,397,214/124,584,724.44
  6. Step 6: Final answer
    x = 98,884,230.18

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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.