Home / 268,087,880-369,991,301.92-162,299,604.80

Finding the Fourth Proportional to 268,087,880, 369,991,301.92 and 162,299,604.80

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Solution

The fourth proportional to 268,087,880, 369,991,301.92 and 162,299,604.80 is: 223,991,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,087,880 : 369,991,301.92 = 162,299,604.80 : x
  2. Step 2: Convert to fraction form
    268,087,880/369,991,301.92 = 162,299,604.80/x
  3. Step 3: Cross multiply
    268,087,880x = 369,991,301.92 × 162,299,604.80
  4. Step 4: Simplify right side
    268,087,880x = 60,049,442,081,053,488
  5. Step 5: Solve for x
    x = 60,049,442,081,053,488/268,087,880
  6. Step 6: Final answer
    x = 223,991,633.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.