Home / 121,014,006.80-181,497,390.60-40,234,974.80

Finding the Fourth Proportional to 121,014,006.80, 181,497,390.60 and 40,234,974.80

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Solution

The fourth proportional to 121,014,006.80, 181,497,390.60 and 40,234,974.80 is: 60,344,609.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,014,006.80 : 181,497,390.60 = 40,234,974.80 : x
  2. Step 2: Convert to fraction form
    121,014,006.80/181,497,390.60 = 40,234,974.80/x
  3. Step 3: Cross multiply
    121,014,006.80x = 181,497,390.60 × 40,234,974.80
  4. Step 4: Simplify right side
    121,014,006.80x = 7,302,542,937,056,756
  5. Step 5: Solve for x
    x = 7,302,542,937,056,756/121,014,006.80
  6. Step 6: Final answer
    x = 60,344,609.11

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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.