Home / 539,150,837.20-808,726,255.80-267,053,045.20

Finding the Fourth Proportional to 539,150,837.20, 808,726,255.80 and 267,053,045.20

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Solution

The fourth proportional to 539,150,837.20, 808,726,255.80 and 267,053,045.20 is: 400,579,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,150,837.20 : 808,726,255.80 = 267,053,045.20 : x
  2. Step 2: Convert to fraction form
    539,150,837.20/808,726,255.80 = 267,053,045.20/x
  3. Step 3: Cross multiply
    539,150,837.20x = 808,726,255.80 × 267,053,045.20
  4. Step 4: Simplify right side
    539,150,837.20x = 215,972,809,344,584,128
  5. Step 5: Solve for x
    x = 215,972,809,344,584,128/539,150,837.20
  6. Step 6: Final answer
    x = 400,579,567.80

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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.