Home / 120,257,625.90-180,384,864.21-29,382,002.22

Finding the Fourth Proportional to 120,257,625.90, 180,384,864.21 and 29,382,002.22

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Solution

The fourth proportional to 120,257,625.90, 180,384,864.21 and 29,382,002.22 is: 44,072,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,257,625.90 : 180,384,864.21 = 29,382,002.22 : x
  2. Step 2: Convert to fraction form
    120,257,625.90/180,384,864.21 = 29,382,002.22/x
  3. Step 3: Cross multiply
    120,257,625.90x = 180,384,864.21 × 29,382,002.22
  4. Step 4: Simplify right side
    120,257,625.90x = 5,300,068,480,672,619
  5. Step 5: Solve for x
    x = 5,300,068,480,672,619/120,257,625.90
  6. Step 6: Final answer
    x = 44,072,618.61

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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.