Home / 215,062,834.74-322,505,315.70-67,461,161.81

Finding the Fourth Proportional to 215,062,834.74, 322,505,315.70 and 67,461,161.81

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Solution

The fourth proportional to 215,062,834.74, 322,505,315.70 and 67,461,161.81 is: 101,163,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,062,834.74 : 322,505,315.70 = 67,461,161.81 : x
  2. Step 2: Convert to fraction form
    215,062,834.74/322,505,315.70 = 67,461,161.81/x
  3. Step 3: Cross multiply
    215,062,834.74x = 322,505,315.70 × 67,461,161.81
  4. Step 4: Simplify right side
    215,062,834.74x = 21,756,583,287,022,832
  5. Step 5: Solve for x
    x = 21,756,583,287,022,832/215,062,834.74
  6. Step 6: Final answer
    x = 101,163,845.04

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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.