Home / 500,865,761.88-750,532,434.66-267,729,637.32

Finding the Fourth Proportional to 500,865,761.88, 750,532,434.66 and 267,729,637.32

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Solution

The fourth proportional to 500,865,761.88, 750,532,434.66 and 267,729,637.32 is: 401,184,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,865,761.88 : 750,532,434.66 = 267,729,637.32 : x
  2. Step 2: Convert to fraction form
    500,865,761.88/750,532,434.66 = 267,729,637.32/x
  3. Step 3: Cross multiply
    500,865,761.88x = 750,532,434.66 × 267,729,637.32
  4. Step 4: Simplify right side
    500,865,761.88x = 200,939,776,528,418,368
  5. Step 5: Solve for x
    x = 200,939,776,528,418,368/500,865,761.88
  6. Step 6: Final answer
    x = 401,184,891.88

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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.