Home / 366,979,551.15-550,469,326.73-203,720,875.95

Finding the Fourth Proportional to 366,979,551.15, 550,469,326.73 and 203,720,875.95

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Solution

The fourth proportional to 366,979,551.15, 550,469,326.73 and 203,720,875.95 is: 305,581,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,979,551.15 : 550,469,326.73 = 203,720,875.95 : x
  2. Step 2: Convert to fraction form
    366,979,551.15/550,469,326.73 = 203,720,875.95/x
  3. Step 3: Cross multiply
    366,979,551.15x = 550,469,326.73 × 203,720,875.95
  4. Step 4: Simplify right side
    366,979,551.15x = 112,142,093,424,023,744
  5. Step 5: Solve for x
    x = 112,142,093,424,023,744/366,979,551.15
  6. Step 6: Final answer
    x = 305,581,313.93

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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.