Home / 422,350,374,071.76-582,854,562,574.20-229,673,815,905.84

Finding the Fourth Proportional to 422,350,374,071.76, 582,854,562,574.20 and 229,673,815,905.84

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Solution

The fourth proportional to 422,350,374,071.76, 582,854,562,574.20 and 229,673,815,905.84 is: 316,955,872,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,350,374,071.76 : 582,854,562,574.20 = 229,673,815,905.84 : x
  2. Step 2: Convert to fraction form
    422,350,374,071.76/582,854,562,574.20 = 229,673,815,905.84/x
  3. Step 3: Cross multiply
    422,350,374,071.76x = 582,854,562,574.20 × 229,673,815,905.84
  4. Step 4: Simplify right side
    422,350,374,071.76x = 133,866,431,504,545,703,002,112
  5. Step 5: Solve for x
    x = 133,866,431,504,545,703,002,112/422,350,374,071.76
  6. Step 6: Final answer
    x = 316,955,872,949.70

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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.