Home / 79,899,791.57-110,261,710.65-43,230,362.57

Finding the Fourth Proportional to 79,899,791.57, 110,261,710.65 and 43,230,362.57

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Solution

The fourth proportional to 79,899,791.57, 110,261,710.65 and 43,230,362.57 is: 59,657,899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,899,791.57 : 110,261,710.65 = 43,230,362.57 : x
  2. Step 2: Convert to fraction form
    79,899,791.57/110,261,710.65 = 43,230,362.57/x
  3. Step 3: Cross multiply
    79,899,791.57x = 110,261,710.65 × 43,230,362.57
  4. Step 4: Simplify right side
    79,899,791.57x = 4,766,653,728,987,931
  5. Step 5: Solve for x
    x = 4,766,653,728,987,931/79,899,791.57
  6. Step 6: Final answer
    x = 59,657,899.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.