Home / 225,613,378.80-338,420,068.20-148,918,467.60

Finding the Fourth Proportional to 225,613,378.80, 338,420,068.20 and 148,918,467.60

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Solution

The fourth proportional to 225,613,378.80, 338,420,068.20 and 148,918,467.60 is: 223,377,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,613,378.80 : 338,420,068.20 = 148,918,467.60 : x
  2. Step 2: Convert to fraction form
    225,613,378.80/338,420,068.20 = 148,918,467.60/x
  3. Step 3: Cross multiply
    225,613,378.80x = 338,420,068.20 × 148,918,467.60
  4. Step 4: Simplify right side
    225,613,378.80x = 50,396,997,961,431,488
  5. Step 5: Solve for x
    x = 50,396,997,961,431,488/225,613,378.80
  6. Step 6: Final answer
    x = 223,377,701.40

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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.