Home / 88,945,339.35-122,745,821.68-51,247,668.86

Finding the Fourth Proportional to 88,945,339.35, 122,745,821.68 and 51,247,668.86

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Solution

The fourth proportional to 88,945,339.35, 122,745,821.68 and 51,247,668.86 is: 70,722,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,945,339.35 : 122,745,821.68 = 51,247,668.86 : x
  2. Step 2: Convert to fraction form
    88,945,339.35/122,745,821.68 = 51,247,668.86/x
  3. Step 3: Cross multiply
    88,945,339.35x = 122,745,821.68 × 51,247,668.86
  4. Step 4: Simplify right side
    88,945,339.35x = 6,290,437,223,405,249
  5. Step 5: Solve for x
    x = 6,290,437,223,405,249/88,945,339.35
  6. Step 6: Final answer
    x = 70,722,505.19

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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.