Home / 574,035,728.33-861,190,443.86-185,858,675.57

Finding the Fourth Proportional to 574,035,728.33, 861,190,443.86 and 185,858,675.57

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Solution

The fourth proportional to 574,035,728.33, 861,190,443.86 and 185,858,675.57 is: 278,832,322.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,035,728.33 : 861,190,443.86 = 185,858,675.57 : x
  2. Step 2: Convert to fraction form
    574,035,728.33/861,190,443.86 = 185,858,675.57/x
  3. Step 3: Cross multiply
    574,035,728.33x = 861,190,443.86 × 185,858,675.57
  4. Step 4: Simplify right side
    574,035,728.33x = 160,059,715,309,360,032
  5. Step 5: Solve for x
    x = 160,059,715,309,360,032/574,035,728.33
  6. Step 6: Final answer
    x = 278,832,322.47

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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.