Home / 83,349,274.80-125,023,912.20-25,847,358.60

Finding the Fourth Proportional to 83,349,274.80, 125,023,912.20 and 25,847,358.60

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Solution

The fourth proportional to 83,349,274.80, 125,023,912.20 and 25,847,358.60 is: 38,771,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,349,274.80 : 125,023,912.20 = 25,847,358.60 : x
  2. Step 2: Convert to fraction form
    83,349,274.80/125,023,912.20 = 25,847,358.60/x
  3. Step 3: Cross multiply
    83,349,274.80x = 125,023,912.20 × 25,847,358.60
  4. Step 4: Simplify right side
    83,349,274.80x = 3,231,537,892,208,315
  5. Step 5: Solve for x
    x = 3,231,537,892,208,315/83,349,274.80
  6. Step 6: Final answer
    x = 38,771,037.90

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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.