Home / 359,313,219.20-538,969,828.80-349,235,523.20

Finding the Fourth Proportional to 359,313,219.20, 538,969,828.80 and 349,235,523.20

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Solution

The fourth proportional to 359,313,219.20, 538,969,828.80 and 349,235,523.20 is: 523,853,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,313,219.20 : 538,969,828.80 = 349,235,523.20 : x
  2. Step 2: Convert to fraction form
    359,313,219.20/538,969,828.80 = 349,235,523.20/x
  3. Step 3: Cross multiply
    359,313,219.20x = 538,969,828.80 × 349,235,523.20
  4. Step 4: Simplify right side
    359,313,219.20x = 188,227,410,149,982,400
  5. Step 5: Solve for x
    x = 188,227,410,149,982,400/359,313,219.20
  6. Step 6: Final answer
    x = 523,853,284.80

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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.