Home / 100,468,051.11-150,482,359.00-71,233,274.04

Finding the Fourth Proportional to 100,468,051.11, 150,482,359.00 and 71,233,274.04

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Solution

The fourth proportional to 100,468,051.11, 150,482,359.00 and 71,233,274.04 is: 106,694,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,468,051.11 : 150,482,359.00 = 71,233,274.04 : x
  2. Step 2: Convert to fraction form
    100,468,051.11/150,482,359.00 = 71,233,274.04/x
  3. Step 3: Cross multiply
    100,468,051.11x = 150,482,359.00 × 71,233,274.04
  4. Step 4: Simplify right side
    100,468,051.11x = 10,719,351,116,357,392
  5. Step 5: Solve for x
    x = 10,719,351,116,357,392/100,468,051.11
  6. Step 6: Final answer
    x = 106,694,128.11

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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.