Home / 225,753,205.60-338,629,808.40-72,414,762.40

Finding the Fourth Proportional to 225,753,205.60, 338,629,808.40 and 72,414,762.40

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Solution

The fourth proportional to 225,753,205.60, 338,629,808.40 and 72,414,762.40 is: 108,622,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,753,205.60 : 338,629,808.40 = 72,414,762.40 : x
  2. Step 2: Convert to fraction form
    225,753,205.60/338,629,808.40 = 72,414,762.40/x
  3. Step 3: Cross multiply
    225,753,205.60x = 338,629,808.40 × 72,414,762.40
  4. Step 4: Simplify right side
    225,753,205.60x = 24,521,797,116,843,524
  5. Step 5: Solve for x
    x = 24,521,797,116,843,524/225,753,205.60
  6. Step 6: Final answer
    x = 108,622,143.60

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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.