Home / 159,235,540.57-219,737,977.76-88,674,790.33

Finding the Fourth Proportional to 159,235,540.57, 219,737,977.76 and 88,674,790.33

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Solution

The fourth proportional to 159,235,540.57, 219,737,977.76 and 88,674,790.33 is: 122,367,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,235,540.57 : 219,737,977.76 = 88,674,790.33 : x
  2. Step 2: Convert to fraction form
    159,235,540.57/219,737,977.76 = 88,674,790.33/x
  3. Step 3: Cross multiply
    159,235,540.57x = 219,737,977.76 × 88,674,790.33
  4. Step 4: Simplify right side
    159,235,540.57x = 19,485,219,103,864,140
  5. Step 5: Solve for x
    x = 19,485,219,103,864,140/159,235,540.57
  6. Step 6: Final answer
    x = 122,367,274.51

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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.