Home / 149,020,162.44-223,530,301.26-67,043,306.76

Finding the Fourth Proportional to 149,020,162.44, 223,530,301.26 and 67,043,306.76

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Solution

The fourth proportional to 149,020,162.44, 223,530,301.26 and 67,043,306.76 is: 100,564,986.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,020,162.44 : 223,530,301.26 = 67,043,306.76 : x
  2. Step 2: Convert to fraction form
    149,020,162.44/223,530,301.26 = 67,043,306.76/x
  3. Step 3: Cross multiply
    149,020,162.44x = 223,530,301.26 × 67,043,306.76
  4. Step 4: Simplify right side
    149,020,162.44x = 14,986,210,557,529,394
  5. Step 5: Solve for x
    x = 14,986,210,557,529,394/149,020,162.44
  6. Step 6: Final answer
    x = 100,564,986.05

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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.