Home / 159,928,192.82-220,715,699.83-97,189,811.30

Finding the Fourth Proportional to 159,928,192.82, 220,715,699.83 and 97,189,811.30

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Solution

The fourth proportional to 159,928,192.82, 220,715,699.83 and 97,189,811.30 is: 134,130,929.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,928,192.82 : 220,715,699.83 = 97,189,811.30 : x
  2. Step 2: Convert to fraction form
    159,928,192.82/220,715,699.83 = 97,189,811.30/x
  3. Step 3: Cross multiply
    159,928,192.82x = 220,715,699.83 × 97,189,811.30
  4. Step 4: Simplify right side
    159,928,192.82x = 21,451,317,217,425,144
  5. Step 5: Solve for x
    x = 21,451,317,217,425,144/159,928,192.82
  6. Step 6: Final answer
    x = 134,130,929.88

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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.