Home / 183,784,612.80-275,676,919.20-115,760,164.80

Finding the Fourth Proportional to 183,784,612.80, 275,676,919.20 and 115,760,164.80

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Solution

The fourth proportional to 183,784,612.80, 275,676,919.20 and 115,760,164.80 is: 173,640,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,784,612.80 : 275,676,919.20 = 115,760,164.80 : x
  2. Step 2: Convert to fraction form
    183,784,612.80/275,676,919.20 = 115,760,164.80/x
  3. Step 3: Cross multiply
    183,784,612.80x = 275,676,919.20 × 115,760,164.80
  4. Step 4: Simplify right side
    183,784,612.80x = 31,912,405,598,148,280
  5. Step 5: Solve for x
    x = 31,912,405,598,148,280/183,784,612.80
  6. Step 6: Final answer
    x = 173,640,247.20

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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.