Home / 89,043,102.90-122,873,280.03-49,350,245.04

Finding the Fourth Proportional to 89,043,102.90, 122,873,280.03 and 49,350,245.04

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Solution

The fourth proportional to 89,043,102.90, 122,873,280.03 and 49,350,245.04 is: 68,099,900.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,043,102.90 : 122,873,280.03 = 49,350,245.04 : x
  2. Step 2: Convert to fraction form
    89,043,102.90/122,873,280.03 = 49,350,245.04/x
  3. Step 3: Cross multiply
    89,043,102.90x = 122,873,280.03 × 49,350,245.04
  4. Step 4: Simplify right side
    89,043,102.90x = 6,063,826,478,349,039
  5. Step 5: Solve for x
    x = 6,063,826,478,349,039/89,043,102.90
  6. Step 6: Final answer
    x = 68,099,900.84

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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.