Home / 75,816,096.80-113,724,145.20-73,690,332.80

Finding the Fourth Proportional to 75,816,096.80, 113,724,145.20 and 73,690,332.80

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Solution

The fourth proportional to 75,816,096.80, 113,724,145.20 and 73,690,332.80 is: 110,535,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816,096.80 : 113,724,145.20 = 73,690,332.80 : x
  2. Step 2: Convert to fraction form
    75,816,096.80/113,724,145.20 = 73,690,332.80/x
  3. Step 3: Cross multiply
    75,816,096.80x = 113,724,145.20 × 73,690,332.80
  4. Step 4: Simplify right side
    75,816,096.80x = 8,380,370,107,183,522
  5. Step 5: Solve for x
    x = 8,380,370,107,183,522/75,816,096.80
  6. Step 6: Final answer
    x = 110,535,499.20

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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.