Home / 80,483,400.80-120,725,101.20-29,348,424.80

Finding the Fourth Proportional to 80,483,400.80, 120,725,101.20 and 29,348,424.80

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Solution

The fourth proportional to 80,483,400.80, 120,725,101.20 and 29,348,424.80 is: 44,022,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,483,400.80 : 120,725,101.20 = 29,348,424.80 : x
  2. Step 2: Convert to fraction form
    80,483,400.80/120,725,101.20 = 29,348,424.80/x
  3. Step 3: Cross multiply
    80,483,400.80x = 120,725,101.20 × 29,348,424.80
  4. Step 4: Simplify right side
    80,483,400.80x = 3,543,091,554,040,590
  5. Step 5: Solve for x
    x = 3,543,091,554,040,590/80,483,400.80
  6. Step 6: Final answer
    x = 44,022,637.20

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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.