Home / 727,108,229.97-1,090,769,978.16-267,010,527.15

Finding the Fourth Proportional to 727,108,229.97, 1,090,769,978.16 and 267,010,527.15

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Solution

The fourth proportional to 727,108,229.97, 1,090,769,978.16 and 267,010,527.15 is: 400,555,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,108,229.97 : 1,090,769,978.16 = 267,010,527.15 : x
  2. Step 2: Convert to fraction form
    727,108,229.97/1,090,769,978.16 = 267,010,527.15/x
  3. Step 3: Cross multiply
    727,108,229.97x = 1,090,769,978.16 × 267,010,527.15
  4. Step 4: Simplify right side
    727,108,229.97x = 291,247,066,867,895,616
  5. Step 5: Solve for x
    x = 291,247,066,867,895,616/727,108,229.97
  6. Step 6: Final answer
    x = 400,555,316.06

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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.