Home / 225,753,225.60-338,629,838.40-72,414,782.40

Finding the Fourth Proportional to 225,753,225.60, 338,629,838.40 and 72,414,782.40

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Solution

The fourth proportional to 225,753,225.60, 338,629,838.40 and 72,414,782.40 is: 108,622,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,753,225.60 : 338,629,838.40 = 72,414,782.40 : x
  2. Step 2: Convert to fraction form
    225,753,225.60/338,629,838.40 = 72,414,782.40/x
  3. Step 3: Cross multiply
    225,753,225.60x = 338,629,838.40 × 72,414,782.40
  4. Step 4: Simplify right side
    225,753,225.60x = 24,521,806,061,883,164
  5. Step 5: Solve for x
    x = 24,521,806,061,883,164/225,753,225.60
  6. Step 6: Final answer
    x = 108,622,173.60

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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.