Home / 89,058,246.92-133,633,078.66-42,424,544.60

Finding the Fourth Proportional to 89,058,246.92, 133,633,078.66 and 42,424,544.60

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Solution

The fourth proportional to 89,058,246.92, 133,633,078.66 and 42,424,544.60 is: 63,658,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,058,246.92 : 133,633,078.66 = 42,424,544.60 : x
  2. Step 2: Convert to fraction form
    89,058,246.92/133,633,078.66 = 42,424,544.60/x
  3. Step 3: Cross multiply
    89,058,246.92x = 133,633,078.66 × 42,424,544.60
  4. Step 4: Simplify right side
    89,058,246.92x = 5,669,322,505,646,478
  5. Step 5: Solve for x
    x = 5,669,322,505,646,478/89,058,246.92
  6. Step 6: Final answer
    x = 63,658,590.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.