Home / 213,122,733.24-294,109,373.85-115,337,589.24

Finding the Fourth Proportional to 213,122,733.24, 294,109,373.85 and 115,337,589.24

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Solution

The fourth proportional to 213,122,733.24, 294,109,373.85 and 115,337,589.24 is: 159,165,874.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,122,733.24 : 294,109,373.85 = 115,337,589.24 : x
  2. Step 2: Convert to fraction form
    213,122,733.24/294,109,373.85 = 115,337,589.24/x
  3. Step 3: Cross multiply
    213,122,733.24x = 294,109,373.85 × 115,337,589.24
  4. Step 4: Simplify right side
    213,122,733.24x = 33,921,866,152,744,900
  5. Step 5: Solve for x
    x = 33,921,866,152,744,900/213,122,733.24
  6. Step 6: Final answer
    x = 159,165,874.22

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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.