Home / 351,417,964.91-484,955,955.63-192,647,808.32

Finding the Fourth Proportional to 351,417,964.91, 484,955,955.63 and 192,647,808.32

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Solution

The fourth proportional to 351,417,964.91, 484,955,955.63 and 192,647,808.32 is: 265,853,517.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,417,964.91 : 484,955,955.63 = 192,647,808.32 : x
  2. Step 2: Convert to fraction form
    351,417,964.91/484,955,955.63 = 192,647,808.32/x
  3. Step 3: Cross multiply
    351,417,964.91x = 484,955,955.63 × 192,647,808.32
  4. Step 4: Simplify right side
    351,417,964.91x = 93,425,701,981,425,888
  5. Step 5: Solve for x
    x = 93,425,701,981,425,888/351,417,964.91
  6. Step 6: Final answer
    x = 265,853,517.21

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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.