Home / 359,347,131.20-538,012,927.20-349,269,435.20

Finding the Fourth Proportional to 359,347,131.20, 538,012,927.20 and 349,269,435.20

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Solution

The fourth proportional to 359,347,131.20, 538,012,927.20 and 349,269,435.20 is: 522,924,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,347,131.20 : 538,012,927.20 = 349,269,435.20 : x
  2. Step 2: Convert to fraction form
    359,347,131.20/538,012,927.20 = 349,269,435.20/x
  3. Step 3: Cross multiply
    359,347,131.20x = 538,012,927.20 × 349,269,435.20
  4. Step 4: Simplify right side
    359,347,131.20x = 187,911,471,213,442,720
  5. Step 5: Solve for x
    x = 187,911,471,213,442,720/359,347,131.20
  6. Step 6: Final answer
    x = 522,924,645.55

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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.