Home / 88,945,340.35-122,745,823.06-51,247,669.86

Finding the Fourth Proportional to 88,945,340.35, 122,745,823.06 and 51,247,669.86

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Solution

The fourth proportional to 88,945,340.35, 122,745,823.06 and 51,247,669.86 is: 70,722,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,945,340.35 : 122,745,823.06 = 51,247,669.86 : x
  2. Step 2: Convert to fraction form
    88,945,340.35/122,745,823.06 = 51,247,669.86/x
  3. Step 3: Cross multiply
    88,945,340.35x = 122,745,823.06 × 51,247,669.86
  4. Step 4: Simplify right side
    88,945,340.35x = 6,290,437,416,872,855
  5. Step 5: Solve for x
    x = 6,290,437,416,872,855/88,945,340.35
  6. Step 6: Final answer
    x = 70,722,506.57

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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.