Home / 75,800,105.91-104,604,461.38-40,992,796.35

Finding the Fourth Proportional to 75,800,105.91, 104,604,461.38 and 40,992,796.35

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Solution

The fourth proportional to 75,800,105.91, 104,604,461.38 and 40,992,796.35 is: 56,570,229.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,800,105.91 : 104,604,461.38 = 40,992,796.35 : x
  2. Step 2: Convert to fraction form
    75,800,105.91/104,604,461.38 = 40,992,796.35/x
  3. Step 3: Cross multiply
    75,800,105.91x = 104,604,461.38 × 40,992,796.35
  4. Step 4: Simplify right side
    75,800,105.91x = 4,288,029,382,472,231.50
  5. Step 5: Solve for x
    x = 4,288,029,382,472,231.50/75,800,105.91
  6. Step 6: Final answer
    x = 56,570,229.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.