Home / 79,003,391.80-118,505,087.70-25,150,703.80

Finding the Fourth Proportional to 79,003,391.80, 118,505,087.70 and 25,150,703.80

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Solution

The fourth proportional to 79,003,391.80, 118,505,087.70 and 25,150,703.80 is: 37,726,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,003,391.80 : 118,505,087.70 = 25,150,703.80 : x
  2. Step 2: Convert to fraction form
    79,003,391.80/118,505,087.70 = 25,150,703.80/x
  3. Step 3: Cross multiply
    79,003,391.80x = 118,505,087.70 × 25,150,703.80
  4. Step 4: Simplify right side
    79,003,391.80x = 2,980,486,359,535,723.50
  5. Step 5: Solve for x
    x = 2,980,486,359,535,723.50/79,003,391.80
  6. Step 6: Final answer
    x = 37,726,055.70

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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.