Home / 1,040,250,849.84-1,560,210,174.72-303,148,338

Finding the Fourth Proportional to 1,040,250,849.84, 1,560,210,174.72 and 303,148,338

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Solution

The fourth proportional to 1,040,250,849.84, 1,560,210,174.72 and 303,148,338 is: 454,674,102.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,250,849.84 : 1,560,210,174.72 = 303,148,338 : x
  2. Step 2: Convert to fraction form
    1,040,250,849.84/1,560,210,174.72 = 303,148,338/x
  3. Step 3: Cross multiply
    1,040,250,849.84x = 1,560,210,174.72 × 303,148,338
  4. Step 4: Simplify right side
    1,040,250,849.84x = 472,975,121,397,057,600
  5. Step 5: Solve for x
    x = 472,975,121,397,057,600/1,040,250,849.84
  6. Step 6: Final answer
    x = 454,674,102.38

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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.