Home / 538,489,212.90-807,733,819.35-334,247,907.30

Finding the Fourth Proportional to 538,489,212.90, 807,733,819.35 and 334,247,907.30

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Solution

The fourth proportional to 538,489,212.90, 807,733,819.35 and 334,247,907.30 is: 501,371,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,489,212.90 : 807,733,819.35 = 334,247,907.30 : x
  2. Step 2: Convert to fraction form
    538,489,212.90/807,733,819.35 = 334,247,907.30/x
  3. Step 3: Cross multiply
    538,489,212.90x = 807,733,819.35 × 334,247,907.30
  4. Step 4: Simplify right side
    538,489,212.90x = 269,983,338,773,173,760
  5. Step 5: Solve for x
    x = 269,983,338,773,173,760/538,489,212.90
  6. Step 6: Final answer
    x = 501,371,860.95

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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.