Home / 225,942,256.60-338,971,121.70-72,589,816.60

Finding the Fourth Proportional to 225,942,256.60, 338,971,121.70 and 72,589,816.60

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Solution

The fourth proportional to 225,942,256.60, 338,971,121.70 and 72,589,816.60 is: 108,903,274.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,942,256.60 : 338,971,121.70 = 72,589,816.60 : x
  2. Step 2: Convert to fraction form
    225,942,256.60/338,971,121.70 = 72,589,816.60/x
  3. Step 3: Cross multiply
    225,942,256.60x = 338,971,121.70 × 72,589,816.60
  4. Step 4: Simplify right side
    225,942,256.60x = 24,605,851,556,899,276
  5. Step 5: Solve for x
    x = 24,605,851,556,899,276/225,942,256.60
  6. Step 6: Final answer
    x = 108,903,274.35

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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.