Home / 802,577,016.75-1,203,471,663.69-329,790,411.06

Finding the Fourth Proportional to 802,577,016.75, 1,203,471,663.69 and 329,790,411.06

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Solution

The fourth proportional to 802,577,016.75, 1,203,471,663.69 and 329,790,411.06 is: 494,523,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,577,016.75 : 1,203,471,663.69 = 329,790,411.06 : x
  2. Step 2: Convert to fraction form
    802,577,016.75/1,203,471,663.69 = 329,790,411.06/x
  3. Step 3: Cross multiply
    802,577,016.75x = 1,203,471,663.69 × 329,790,411.06
  4. Step 4: Simplify right side
    802,577,016.75x = 396,893,414,667,387,200
  5. Step 5: Solve for x
    x = 396,893,414,667,387,200/802,577,016.75
  6. Step 6: Final answer
    x = 494,523,773.28

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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.