Home / 289,757,015,996.80-434,377,031,092.80-113,052,174,908.80

Finding the Fourth Proportional to 289,757,015,996.80, 434,377,031,092.80 and 113,052,174,908.80

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Solution

The fourth proportional to 289,757,015,996.80, 434,377,031,092.80 and 113,052,174,908.80 is: 169,477,408,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,757,015,996.80 : 434,377,031,092.80 = 113,052,174,908.80 : x
  2. Step 2: Convert to fraction form
    289,757,015,996.80/434,377,031,092.80 = 113,052,174,908.80/x
  3. Step 3: Cross multiply
    289,757,015,996.80x = 434,377,031,092.80 × 113,052,174,908.80
  4. Step 4: Simplify right side
    289,757,015,996.80x = 49,107,268,095,468,478,922,752
  5. Step 5: Solve for x
    x = 49,107,268,095,468,478,922,752/289,757,015,996.80
  6. Step 6: Final answer
    x = 169,477,408,257.17

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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.