Home / 89,580,267.78-123,624,690.33-50,424,571.14

Finding the Fourth Proportional to 89,580,267.78, 123,624,690.33 and 50,424,571.14

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Solution

The fourth proportional to 89,580,267.78, 123,624,690.33 and 50,424,571.14 is: 69,588,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,580,267.78 : 123,624,690.33 = 50,424,571.14 : x
  2. Step 2: Convert to fraction form
    89,580,267.78/123,624,690.33 = 50,424,571.14/x
  3. Step 3: Cross multiply
    89,580,267.78x = 123,624,690.33 × 50,424,571.14
  4. Step 4: Simplify right side
    89,580,267.78x = 6,233,721,992,205,555
  5. Step 5: Solve for x
    x = 6,233,721,992,205,555/89,580,267.78
  6. Step 6: Final answer
    x = 69,588,115.18

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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.