Home / 392,237,110.52-541,311,693.17-216,025,059.17

Finding the Fourth Proportional to 392,237,110.52, 541,311,693.17 and 216,025,059.17

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Solution

The fourth proportional to 392,237,110.52, 541,311,693.17 and 216,025,059.17 is: 298,128,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,237,110.52 : 541,311,693.17 = 216,025,059.17 : x
  2. Step 2: Convert to fraction form
    392,237,110.52/541,311,693.17 = 216,025,059.17/x
  3. Step 3: Cross multiply
    392,237,110.52x = 541,311,693.17 × 216,025,059.17
  4. Step 4: Simplify right side
    392,237,110.52x = 116,936,890,542,675,440
  5. Step 5: Solve for x
    x = 116,936,890,542,675,440/392,237,110.52
  6. Step 6: Final answer
    x = 298,128,064.40

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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.