Home / 225,613,408.80-338,420,113.20-148,918,497.60

Finding the Fourth Proportional to 225,613,408.80, 338,420,113.20 and 148,918,497.60

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Solution

The fourth proportional to 225,613,408.80, 338,420,113.20 and 148,918,497.60 is: 223,377,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,613,408.80 : 338,420,113.20 = 148,918,497.60 : x
  2. Step 2: Convert to fraction form
    225,613,408.80/338,420,113.20 = 148,918,497.60/x
  3. Step 3: Cross multiply
    225,613,408.80x = 338,420,113.20 × 148,918,497.60
  4. Step 4: Simplify right side
    225,613,408.80x = 50,397,014,815,365,928
  5. Step 5: Solve for x
    x = 50,397,014,815,365,928/225,613,408.80
  6. Step 6: Final answer
    x = 223,377,746.40

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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.