Home / 269,414,359.30-404,121,538.95-243,586,326.70

Finding the Fourth Proportional to 269,414,359.30, 404,121,538.95 and 243,586,326.70

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Solution

The fourth proportional to 269,414,359.30, 404,121,538.95 and 243,586,326.70 is: 365,379,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,414,359.30 : 404,121,538.95 = 243,586,326.70 : x
  2. Step 2: Convert to fraction form
    269,414,359.30/404,121,538.95 = 243,586,326.70/x
  3. Step 3: Cross multiply
    269,414,359.30x = 404,121,538.95 × 243,586,326.70
  4. Step 4: Simplify right side
    269,414,359.30x = 98,438,481,213,181,472
  5. Step 5: Solve for x
    x = 98,438,481,213,181,472/269,414,359.30
  6. Step 6: Final answer
    x = 365,379,490.05

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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.