Home / 109,992,880.80-164,989,321.20-49,526,704.80

Finding the Fourth Proportional to 109,992,880.80, 164,989,321.20 and 49,526,704.80

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Solution

The fourth proportional to 109,992,880.80, 164,989,321.20 and 49,526,704.80 is: 74,290,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,992,880.80 : 164,989,321.20 = 49,526,704.80 : x
  2. Step 2: Convert to fraction form
    109,992,880.80/164,989,321.20 = 49,526,704.80/x
  3. Step 3: Cross multiply
    109,992,880.80x = 164,989,321.20 × 49,526,704.80
  4. Step 4: Simplify right side
    109,992,880.80x = 8,171,377,406,224,781
  5. Step 5: Solve for x
    x = 8,171,377,406,224,781/109,992,880.80
  6. Step 6: Final answer
    x = 74,290,057.20

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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.