Home / 413,021,337.45-569,948,943.84-227,378,367.33

Finding the Fourth Proportional to 413,021,337.45, 569,948,943.84 and 227,378,367.33

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Solution

The fourth proportional to 413,021,337.45, 569,948,943.84 and 227,378,367.33 is: 313,770,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,021,337.45 : 569,948,943.84 = 227,378,367.33 : x
  2. Step 2: Convert to fraction form
    413,021,337.45/569,948,943.84 = 227,378,367.33/x
  3. Step 3: Cross multiply
    413,021,337.45x = 569,948,943.84 × 227,378,367.33
  4. Step 4: Simplify right side
    413,021,337.45x = 129,594,060,311,797,072
  5. Step 5: Solve for x
    x = 129,594,060,311,797,072/413,021,337.45
  6. Step 6: Final answer
    x = 313,770,860.15

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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.