Home / 502,196,011.35-752,872,640.33-222,031,692.96

Finding the Fourth Proportional to 502,196,011.35, 752,872,640.33 and 222,031,692.96

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Solution

The fourth proportional to 502,196,011.35, 752,872,640.33 and 222,031,692.96 is: 332,861,239.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,196,011.35 : 752,872,640.33 = 222,031,692.96 : x
  2. Step 2: Convert to fraction form
    502,196,011.35/752,872,640.33 = 222,031,692.96/x
  3. Step 3: Cross multiply
    502,196,011.35x = 752,872,640.33 × 222,031,692.96
  4. Step 4: Simplify right side
    502,196,011.35x = 167,161,586,914,624,928
  5. Step 5: Solve for x
    x = 167,161,586,914,624,928/502,196,011.35
  6. Step 6: Final answer
    x = 332,861,239.71

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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.