Home / 115,556,757.42-173,226,631.80-38,826,124.86

Finding the Fourth Proportional to 115,556,757.42, 173,226,631.80 and 38,826,124.86

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Solution

The fourth proportional to 115,556,757.42, 173,226,631.80 and 38,826,124.86 is: 58,202,730.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,556,757.42 : 173,226,631.80 = 38,826,124.86 : x
  2. Step 2: Convert to fraction form
    115,556,757.42/173,226,631.80 = 38,826,124.86/x
  3. Step 3: Cross multiply
    115,556,757.42x = 173,226,631.80 × 38,826,124.86
  4. Step 4: Simplify right side
    115,556,757.42x = 6,725,718,835,344,047
  5. Step 5: Solve for x
    x = 6,725,718,835,344,047/115,556,757.42
  6. Step 6: Final answer
    x = 58,202,730.72

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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.