Home / 71,331,996.54-98,468,288.91-48,158,512.14

Finding the Fourth Proportional to 71,331,996.54, 98,468,288.91 and 48,158,512.14

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Solution

The fourth proportional to 71,331,996.54, 98,468,288.91 and 48,158,512.14 is: 66,479,090.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,331,996.54 : 98,468,288.91 = 48,158,512.14 : x
  2. Step 2: Convert to fraction form
    71,331,996.54/98,468,288.91 = 48,158,512.14/x
  3. Step 3: Cross multiply
    71,331,996.54x = 98,468,288.91 × 48,158,512.14
  4. Step 4: Simplify right side
    71,331,996.54x = 4,742,086,286,877,262
  5. Step 5: Solve for x
    x = 4,742,086,286,877,262/71,331,996.54
  6. Step 6: Final answer
    x = 66,479,090.97

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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.