Home / 120,998,081.20-181,497,121.80-44,328,859.60

Finding the Fourth Proportional to 120,998,081.20, 181,497,121.80 and 44,328,859.60

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Solution

The fourth proportional to 120,998,081.20, 181,497,121.80 and 44,328,859.60 is: 66,493,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,998,081.20 : 181,497,121.80 = 44,328,859.60 : x
  2. Step 2: Convert to fraction form
    120,998,081.20/181,497,121.80 = 44,328,859.60/x
  3. Step 3: Cross multiply
    120,998,081.20x = 181,497,121.80 × 44,328,859.60
  4. Step 4: Simplify right side
    120,998,081.20x = 8,045,560,430,076,300
  5. Step 5: Solve for x
    x = 8,045,560,430,076,300/120,998,081.20
  6. Step 6: Final answer
    x = 66,493,289.40

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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.