Home / 99,709,574.35-137,622,171-58,469,752.75

Finding the Fourth Proportional to 99,709,574.35, 137,622,171 and 58,469,752.75

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Solution

The fourth proportional to 99,709,574.35, 137,622,171 and 58,469,752.75 is: 80,701,721.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,709,574.35 : 137,622,171 = 58,469,752.75 : x
  2. Step 2: Convert to fraction form
    99,709,574.35/137,622,171 = 58,469,752.75/x
  3. Step 3: Cross multiply
    99,709,574.35x = 137,622,171 × 58,469,752.75
  4. Step 4: Simplify right side
    99,709,574.35x = 8,046,734,311,288,220
  5. Step 5: Solve for x
    x = 8,046,734,311,288,220/99,709,574.35
  6. Step 6: Final answer
    x = 80,701,721.61

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