Home / 122,873,328.70-184,309,993.05-74,657,851.90

Finding the Fourth Proportional to 122,873,328.70, 184,309,993.05 and 74,657,851.90

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Solution

The fourth proportional to 122,873,328.70, 184,309,993.05 and 74,657,851.90 is: 111,986,777.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,873,328.70 : 184,309,993.05 = 74,657,851.90 : x
  2. Step 2: Convert to fraction form
    122,873,328.70/184,309,993.05 = 74,657,851.90/x
  3. Step 3: Cross multiply
    122,873,328.70x = 184,309,993.05 × 74,657,851.90
  4. Step 4: Simplify right side
    122,873,328.70x = 13,760,188,164,816,932
  5. Step 5: Solve for x
    x = 13,760,188,164,816,932/122,873,328.70
  6. Step 6: Final answer
    x = 111,986,777.85

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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.