Home / 57,520,120.80-86,280,181.20-16,579,480.80

Finding the Fourth Proportional to 57,520,120.80, 86,280,181.20 and 16,579,480.80

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Solution

The fourth proportional to 57,520,120.80, 86,280,181.20 and 16,579,480.80 is: 24,869,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,520,120.80 : 86,280,181.20 = 16,579,480.80 : x
  2. Step 2: Convert to fraction form
    57,520,120.80/86,280,181.20 = 16,579,480.80/x
  3. Step 3: Cross multiply
    57,520,120.80x = 86,280,181.20 × 16,579,480.80
  4. Step 4: Simplify right side
    57,520,120.80x = 1,430,480,607,625,921
  5. Step 5: Solve for x
    x = 1,430,480,607,625,921/57,520,120.80
  6. Step 6: Final answer
    x = 24,869,221.20

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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.