Home / 567,721,724.40-783,451,416.60-329,589,005.04

Finding the Fourth Proportional to 567,721,724.40, 783,451,416.60 and 329,589,005.04

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Solution

The fourth proportional to 567,721,724.40, 783,451,416.60 and 329,589,005.04 is: 454,830,177.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,721,724.40 : 783,451,416.60 = 329,589,005.04 : x
  2. Step 2: Convert to fraction form
    567,721,724.40/783,451,416.60 = 329,589,005.04/x
  3. Step 3: Cross multiply
    567,721,724.40x = 783,451,416.60 × 329,589,005.04
  4. Step 4: Simplify right side
    567,721,724.40x = 258,216,972,894,372,576
  5. Step 5: Solve for x
    x = 258,216,972,894,372,576/567,721,724.40
  6. Step 6: Final answer
    x = 454,830,177.88

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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.