Home / 163,990,081.28-226,309,002.36-97,916,353.04

Finding the Fourth Proportional to 163,990,081.28, 226,309,002.36 and 97,916,353.04

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Solution

The fourth proportional to 163,990,081.28, 226,309,002.36 and 97,916,353.04 is: 135,126,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,990,081.28 : 226,309,002.36 = 97,916,353.04 : x
  2. Step 2: Convert to fraction form
    163,990,081.28/226,309,002.36 = 97,916,353.04/x
  3. Step 3: Cross multiply
    163,990,081.28x = 226,309,002.36 × 97,916,353.04
  4. Step 4: Simplify right side
    163,990,081.28x = 22,159,352,171,211,956
  5. Step 5: Solve for x
    x = 22,159,352,171,211,956/163,990,081.28
  6. Step 6: Final answer
    x = 135,126,173.47

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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.