Home / 587,060,649.42-810,144,217.41-322,747,139.46

Finding the Fourth Proportional to 587,060,649.42, 810,144,217.41 and 322,747,139.46

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Solution

The fourth proportional to 587,060,649.42, 810,144,217.41 and 322,747,139.46 is: 445,391,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,060,649.42 : 810,144,217.41 = 322,747,139.46 : x
  2. Step 2: Convert to fraction form
    587,060,649.42/810,144,217.41 = 322,747,139.46/x
  3. Step 3: Cross multiply
    587,060,649.42x = 810,144,217.41 × 322,747,139.46
  4. Step 4: Simplify right side
    587,060,649.42x = 261,471,728,719,137,792
  5. Step 5: Solve for x
    x = 261,471,728,719,137,792/587,060,649.42
  6. Step 6: Final answer
    x = 445,391,339.00

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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.