Home / 347,268,753.90-479,213,281.35-206,146,006.56

Finding the Fourth Proportional to 347,268,753.90, 479,213,281.35 and 206,146,006.56

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Solution

The fourth proportional to 347,268,753.90, 479,213,281.35 and 206,146,006.56 is: 284,471,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,268,753.90 : 479,213,281.35 = 206,146,006.56 : x
  2. Step 2: Convert to fraction form
    347,268,753.90/479,213,281.35 = 206,146,006.56/x
  3. Step 3: Cross multiply
    347,268,753.90x = 479,213,281.35 × 206,146,006.56
  4. Step 4: Simplify right side
    347,268,753.90x = 98,787,904,240,816,224
  5. Step 5: Solve for x
    x = 98,787,904,240,816,224/347,268,753.90
  6. Step 6: Final answer
    x = 284,471,041.90

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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.