Home / 590,747,757.24-815,278,377.09-336,439,866.78

Finding the Fourth Proportional to 590,747,757.24, 815,278,377.09 and 336,439,866.78

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Solution

The fourth proportional to 590,747,757.24, 815,278,377.09 and 336,439,866.78 is: 464,313,482.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,747,757.24 : 815,278,377.09 = 336,439,866.78 : x
  2. Step 2: Convert to fraction form
    590,747,757.24/815,278,377.09 = 336,439,866.78/x
  3. Step 3: Cross multiply
    590,747,757.24x = 815,278,377.09 × 336,439,866.78
  4. Step 4: Simplify right side
    590,747,757.24x = 274,292,148,576,774,176
  5. Step 5: Solve for x
    x = 274,292,148,576,774,176/590,747,757.24
  6. Step 6: Final answer
    x = 464,313,482.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.