Home / 146,519,738.60-220,031,550.30-103,689,530.60

Finding the Fourth Proportional to 146,519,738.60, 220,031,550.30 and 103,689,530.60

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Solution

The fourth proportional to 146,519,738.60, 220,031,550.30 and 103,689,530.60 is: 155,712,591.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519,738.60 : 220,031,550.30 = 103,689,530.60 : x
  2. Step 2: Convert to fraction form
    146,519,738.60/220,031,550.30 = 103,689,530.60/x
  3. Step 3: Cross multiply
    146,519,738.60x = 220,031,550.30 × 103,689,530.60
  4. Step 4: Simplify right side
    146,519,738.60x = 22,814,968,167,797,288
  5. Step 5: Solve for x
    x = 22,814,968,167,797,288/146,519,738.60
  6. Step 6: Final answer
    x = 155,712,591.26

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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.