Home / 119,826,993.30-165,359,633.94-66,904,516.12

Finding the Fourth Proportional to 119,826,993.30, 165,359,633.94 and 66,904,516.12

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Solution

The fourth proportional to 119,826,993.30, 165,359,633.94 and 66,904,516.12 is: 92,327,329.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,826,993.30 : 165,359,633.94 = 66,904,516.12 : x
  2. Step 2: Convert to fraction form
    119,826,993.30/165,359,633.94 = 66,904,516.12/x
  3. Step 3: Cross multiply
    119,826,993.30x = 165,359,633.94 × 66,904,516.12
  4. Step 4: Simplify right side
    119,826,993.30x = 11,063,306,294,536,028
  5. Step 5: Solve for x
    x = 11,063,306,294,536,028/119,826,993.30
  6. Step 6: Final answer
    x = 92,327,329.51

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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.