Home / 72,171,063.60-108,256,595.40-33,836,452.80

Finding the Fourth Proportional to 72,171,063.60, 108,256,595.40 and 33,836,452.80

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Solution

The fourth proportional to 72,171,063.60, 108,256,595.40 and 33,836,452.80 is: 50,754,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,171,063.60 : 108,256,595.40 = 33,836,452.80 : x
  2. Step 2: Convert to fraction form
    72,171,063.60/108,256,595.40 = 33,836,452.80/x
  3. Step 3: Cross multiply
    72,171,063.60x = 108,256,595.40 × 33,836,452.80
  4. Step 4: Simplify right side
    72,171,063.60x = 3,663,019,180,540,797
  5. Step 5: Solve for x
    x = 3,663,019,180,540,797/72,171,063.60
  6. Step 6: Final answer
    x = 50,754,679.20

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1.5x scale

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.