Home / 349,015,674.64-481,663,180.20-192,382,428.88

Finding the Fourth Proportional to 349,015,674.64, 481,663,180.20 and 192,382,428.88

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Solution

The fourth proportional to 349,015,674.64, 481,663,180.20 and 192,382,428.88 is: 265,499,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,015,674.64 : 481,663,180.20 = 192,382,428.88 : x
  2. Step 2: Convert to fraction form
    349,015,674.64/481,663,180.20 = 192,382,428.88/x
  3. Step 3: Cross multiply
    349,015,674.64x = 481,663,180.20 × 192,382,428.88
  4. Step 4: Simplify right side
    349,015,674.64x = 92,663,532,508,941,120
  5. Step 5: Solve for x
    x = 92,663,532,508,941,120/349,015,674.64
  6. Step 6: Final answer
    x = 265,499,630.08

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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.