Home / 438,717,010.77-658,068,873.19-106,727,146.68

Finding the Fourth Proportional to 438,717,010.77, 658,068,873.19 and 106,727,146.68

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Solution

The fourth proportional to 438,717,010.77, 658,068,873.19 and 106,727,146.68 is: 160,089,103.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,717,010.77 : 658,068,873.19 = 106,727,146.68 : x
  2. Step 2: Convert to fraction form
    438,717,010.77/658,068,873.19 = 106,727,146.68/x
  3. Step 3: Cross multiply
    438,717,010.77x = 658,068,873.19 × 106,727,146.68
  4. Step 4: Simplify right side
    438,717,010.77x = 70,233,813,154,491,464
  5. Step 5: Solve for x
    x = 70,233,813,154,491,464/438,717,010.77
  6. Step 6: Final answer
    x = 160,089,103.98

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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.