Home / 99,360,371.10-149,040,556.65-31,209,951.90

Finding the Fourth Proportional to 99,360,371.10, 149,040,556.65 and 31,209,951.90

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Solution

The fourth proportional to 99,360,371.10, 149,040,556.65 and 31,209,951.90 is: 46,814,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,360,371.10 : 149,040,556.65 = 31,209,951.90 : x
  2. Step 2: Convert to fraction form
    99,360,371.10/149,040,556.65 = 31,209,951.90/x
  3. Step 3: Cross multiply
    99,360,371.10x = 149,040,556.65 × 31,209,951.90
  4. Step 4: Simplify right side
    99,360,371.10x = 4,651,548,604,195,725
  5. Step 5: Solve for x
    x = 4,651,548,604,195,725/99,360,371.10
  6. Step 6: Final answer
    x = 46,814,927.85

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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.