Home / 75,816,004.80-113,724,007.20-73,690,240.80

Finding the Fourth Proportional to 75,816,004.80, 113,724,007.20 and 73,690,240.80

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Solution

The fourth proportional to 75,816,004.80, 113,724,007.20 and 73,690,240.80 is: 110,535,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816,004.80 : 113,724,007.20 = 73,690,240.80 : x
  2. Step 2: Convert to fraction form
    75,816,004.80/113,724,007.20 = 73,690,240.80/x
  3. Step 3: Cross multiply
    75,816,004.80x = 113,724,007.20 × 73,690,240.80
  4. Step 4: Simplify right side
    75,816,004.80x = 8,380,349,475,308,934
  5. Step 5: Solve for x
    x = 8,380,349,475,308,934/75,816,004.80
  6. Step 6: Final answer
    x = 110,535,361.20

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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.