Home / 75,519,049.54-104,151,901.50-63,815,469.70

Finding the Fourth Proportional to 75,519,049.54, 104,151,901.50 and 63,815,469.70

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Solution

The fourth proportional to 75,519,049.54, 104,151,901.50 and 63,815,469.70 is: 88,010,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,519,049.54 : 104,151,901.50 = 63,815,469.70 : x
  2. Step 2: Convert to fraction form
    75,519,049.54/104,151,901.50 = 63,815,469.70/x
  3. Step 3: Cross multiply
    75,519,049.54x = 104,151,901.50 × 63,815,469.70
  4. Step 4: Simplify right side
    75,519,049.54x = 6,646,502,514,370,635
  5. Step 5: Solve for x
    x = 6,646,502,514,370,635/75,519,049.54
  6. Step 6: Final answer
    x = 88,010,939.69

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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.