Home / 114,940,428.40-172,494,623.40-80,928,204.40

Finding the Fourth Proportional to 114,940,428.40, 172,494,623.40 and 80,928,204.40

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Solution

The fourth proportional to 114,940,428.40, 172,494,623.40 and 80,928,204.40 is: 121,451,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,940,428.40 : 172,494,623.40 = 80,928,204.40 : x
  2. Step 2: Convert to fraction form
    114,940,428.40/172,494,623.40 = 80,928,204.40/x
  3. Step 3: Cross multiply
    114,940,428.40x = 172,494,623.40 × 80,928,204.40
  4. Step 4: Simplify right side
    114,940,428.40x = 13,959,680,140,416,224
  5. Step 5: Solve for x
    x = 13,959,680,140,416,224/114,940,428.40
  6. Step 6: Final answer
    x = 121,451,436.49

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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.