Home / 99,004,221.40-148,648,049.70-55,957,500.40

Finding the Fourth Proportional to 99,004,221.40, 148,648,049.70 and 55,957,500.40

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Solution

The fourth proportional to 99,004,221.40, 148,648,049.70 and 55,957,500.40 is: 84,016,349.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,004,221.40 : 148,648,049.70 = 55,957,500.40 : x
  2. Step 2: Convert to fraction form
    99,004,221.40/148,648,049.70 = 55,957,500.40/x
  3. Step 3: Cross multiply
    99,004,221.40x = 148,648,049.70 × 55,957,500.40
  4. Step 4: Simplify right side
    99,004,221.40x = 8,317,973,300,546,969
  5. Step 5: Solve for x
    x = 8,317,973,300,546,969/99,004,221.40
  6. Step 6: Final answer
    x = 84,016,349.84

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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.