Home / 174,649,667.20-261,974,500.80-123,589,340.80

Finding the Fourth Proportional to 174,649,667.20, 261,974,500.80 and 123,589,340.80

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Solution

The fourth proportional to 174,649,667.20, 261,974,500.80 and 123,589,340.80 is: 185,384,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,649,667.20 : 261,974,500.80 = 123,589,340.80 : x
  2. Step 2: Convert to fraction form
    174,649,667.20/261,974,500.80 = 123,589,340.80/x
  3. Step 3: Cross multiply
    174,649,667.20x = 261,974,500.80 × 123,589,340.80
  4. Step 4: Simplify right side
    174,649,667.20x = 32,377,255,860,281,072
  5. Step 5: Solve for x
    x = 32,377,255,860,281,072/174,649,667.20
  6. Step 6: Final answer
    x = 185,384,011.20

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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.