Home / 57,990,524.40-86,985,786.60-38,880,226.80

Finding the Fourth Proportional to 57,990,524.40, 86,985,786.60 and 38,880,226.80

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Solution

The fourth proportional to 57,990,524.40, 86,985,786.60 and 38,880,226.80 is: 58,320,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,990,524.40 : 86,985,786.60 = 38,880,226.80 : x
  2. Step 2: Convert to fraction form
    57,990,524.40/86,985,786.60 = 38,880,226.80/x
  3. Step 3: Cross multiply
    57,990,524.40x = 86,985,786.60 × 38,880,226.80
  4. Step 4: Simplify right side
    57,990,524.40x = 3,382,027,111,384,400.50
  5. Step 5: Solve for x
    x = 3,382,027,111,384,400.50/57,990,524.40
  6. Step 6: Final answer
    x = 58,320,340.20

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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.