Home / 392,202,356.90-588,303,535.35-362,641,115.30

Finding the Fourth Proportional to 392,202,356.90, 588,303,535.35 and 362,641,115.30

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Solution

The fourth proportional to 392,202,356.90, 588,303,535.35 and 362,641,115.30 is: 543,961,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,202,356.90 : 588,303,535.35 = 362,641,115.30 : x
  2. Step 2: Convert to fraction form
    392,202,356.90/588,303,535.35 = 362,641,115.30/x
  3. Step 3: Cross multiply
    392,202,356.90x = 588,303,535.35 × 362,641,115.30
  4. Step 4: Simplify right side
    392,202,356.90x = 213,343,050,194,256,992
  5. Step 5: Solve for x
    x = 213,343,050,194,256,992/392,202,356.90
  6. Step 6: Final answer
    x = 543,961,672.95

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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.