Home / 186,690,015.12-280,035,022.68-50,375,179.92

Finding the Fourth Proportional to 186,690,015.12, 280,035,022.68 and 50,375,179.92

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Solution

The fourth proportional to 186,690,015.12, 280,035,022.68 and 50,375,179.92 is: 75,562,769.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,690,015.12 : 280,035,022.68 = 50,375,179.92 : x
  2. Step 2: Convert to fraction form
    186,690,015.12/280,035,022.68 = 50,375,179.92/x
  3. Step 3: Cross multiply
    186,690,015.12x = 280,035,022.68 × 50,375,179.92
  4. Step 4: Simplify right side
    186,690,015.12x = 14,106,814,651,406,282
  5. Step 5: Solve for x
    x = 14,106,814,651,406,282/186,690,015.12
  6. Step 6: Final answer
    x = 75,562,769.88

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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.