Home / 99,242,183.15-148,838,525.03-29,198,474.11

Finding the Fourth Proportional to 99,242,183.15, 148,838,525.03 and 29,198,474.11

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Solution

The fourth proportional to 99,242,183.15, 148,838,525.03 and 29,198,474.11 is: 43,790,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,242,183.15 : 148,838,525.03 = 29,198,474.11 : x
  2. Step 2: Convert to fraction form
    99,242,183.15/148,838,525.03 = 29,198,474.11/x
  3. Step 3: Cross multiply
    99,242,183.15x = 148,838,525.03 × 29,198,474.11
  4. Step 4: Simplify right side
    99,242,183.15x = 4,345,857,819,359,942
  5. Step 5: Solve for x
    x = 4,345,857,819,359,942/99,242,183.15
  6. Step 6: Final answer
    x = 43,790,429.45

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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.