Home / 79,356,387.78-109,505,769.23-44,542,352.27

Finding the Fourth Proportional to 79,356,387.78, 109,505,769.23 and 44,542,352.27

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Solution

The fourth proportional to 79,356,387.78, 109,505,769.23 and 44,542,352.27 is: 61,465,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,356,387.78 : 109,505,769.23 = 44,542,352.27 : x
  2. Step 2: Convert to fraction form
    79,356,387.78/109,505,769.23 = 44,542,352.27/x
  3. Step 3: Cross multiply
    79,356,387.78x = 109,505,769.23 × 44,542,352.27
  4. Step 4: Simplify right side
    79,356,387.78x = 4,877,644,547,869,746
  5. Step 5: Solve for x
    x = 4,877,644,547,869,746/79,356,387.78
  6. Step 6: Final answer
    x = 61,465,052.59

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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.