Home / 122,121,228.96-183,180,910.32-31,244,672.16

Finding the Fourth Proportional to 122,121,228.96, 183,180,910.32 and 31,244,672.16

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Solution

The fourth proportional to 122,121,228.96, 183,180,910.32 and 31,244,672.16 is: 46,866,769.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,121,228.96 : 183,180,910.32 = 31,244,672.16 : x
  2. Step 2: Convert to fraction form
    122,121,228.96/183,180,910.32 = 31,244,672.16/x
  3. Step 3: Cross multiply
    122,121,228.96x = 183,180,910.32 × 31,244,672.16
  4. Step 4: Simplify right side
    122,121,228.96x = 5,723,427,488,918,760
  5. Step 5: Solve for x
    x = 5,723,427,488,918,760/122,121,228.96
  6. Step 6: Final answer
    x = 46,866,769.50

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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.