Home / 101,826,950.50-140,535,998.97-57,177,934.89

Finding the Fourth Proportional to 101,826,950.50, 140,535,998.97 and 57,177,934.89

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Solution

The fourth proportional to 101,826,950.50, 140,535,998.97 and 57,177,934.89 is: 78,913,864.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,826,950.50 : 140,535,998.97 = 57,177,934.89 : x
  2. Step 2: Convert to fraction form
    101,826,950.50/140,535,998.97 = 57,177,934.89/x
  3. Step 3: Cross multiply
    101,826,950.50x = 140,535,998.97 × 57,177,934.89
  4. Step 4: Simplify right side
    101,826,950.50x = 8,035,558,198,944,109
  5. Step 5: Solve for x
    x = 8,035,558,198,944,109/101,826,950.50
  6. Step 6: Final answer
    x = 78,913,864.74

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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.