Home / 245,880,016.80-368,568,082.80-143,591,402.40

Finding the Fourth Proportional to 245,880,016.80, 368,568,082.80 and 143,591,402.40

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Solution

The fourth proportional to 245,880,016.80, 368,568,082.80 and 143,591,402.40 is: 215,239,971.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,880,016.80 : 368,568,082.80 = 143,591,402.40 : x
  2. Step 2: Convert to fraction form
    245,880,016.80/368,568,082.80 = 143,591,402.40/x
  3. Step 3: Cross multiply
    245,880,016.80x = 368,568,082.80 × 143,591,402.40
  4. Step 4: Simplify right side
    245,880,016.80x = 52,923,207,889,131,320
  5. Step 5: Solve for x
    x = 52,923,207,889,131,320/245,880,016.80
  6. Step 6: Final answer
    x = 215,239,971.83

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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.