Home / 396,384,492.36-594,441,902.70-150,681,865.80

Finding the Fourth Proportional to 396,384,492.36, 594,441,902.70 and 150,681,865.80

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Solution

The fourth proportional to 396,384,492.36, 594,441,902.70 and 150,681,865.80 is: 225,971,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,384,492.36 : 594,441,902.70 = 150,681,865.80 : x
  2. Step 2: Convert to fraction form
    396,384,492.36/594,441,902.70 = 150,681,865.80/x
  3. Step 3: Cross multiply
    396,384,492.36x = 594,441,902.70 × 150,681,865.80
  4. Step 4: Simplify right side
    396,384,492.36x = 89,571,615,008,538,064
  5. Step 5: Solve for x
    x = 89,571,615,008,538,064/396,384,492.36
  6. Step 6: Final answer
    x = 225,971,542.11

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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.