Home / 384,914,806.40-576,238,468.80-362,491,932.80

Finding the Fourth Proportional to 384,914,806.40, 576,238,468.80 and 362,491,932.80

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Solution

The fourth proportional to 384,914,806.40, 576,238,468.80 and 362,491,932.80 is: 542,670,203.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,914,806.40 : 576,238,468.80 = 362,491,932.80 : x
  2. Step 2: Convert to fraction form
    384,914,806.40/576,238,468.80 = 362,491,932.80/x
  3. Step 3: Cross multiply
    384,914,806.40x = 576,238,468.80 × 362,491,932.80
  4. Step 4: Simplify right side
    384,914,806.40x = 208,881,796,309,024,480
  5. Step 5: Solve for x
    x = 208,881,796,309,024,480/384,914,806.40
  6. Step 6: Final answer
    x = 542,670,203.47

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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.