Home / 289,757,005,816.80-434,377,015,822.80-113,052,164,728.80

Finding the Fourth Proportional to 289,757,005,816.80, 434,377,015,822.80 and 113,052,164,728.80

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Solution

The fourth proportional to 289,757,005,816.80, 434,377,015,822.80 and 113,052,164,728.80 is: 169,477,392,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,757,005,816.80 : 434,377,015,822.80 = 113,052,164,728.80 : x
  2. Step 2: Convert to fraction form
    289,757,005,816.80/434,377,015,822.80 = 113,052,164,728.80/x
  3. Step 3: Cross multiply
    289,757,005,816.80x = 434,377,015,822.80 × 113,052,164,728.80
  4. Step 4: Simplify right side
    289,757,005,816.80x = 49,107,261,947,203,752,558,592
  5. Step 5: Solve for x
    x = 49,107,261,947,203,752,558,592/289,757,005,816.80
  6. Step 6: Final answer
    x = 169,477,392,992.71

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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.