Home / 204,340,223.71-306,499,346.90-100,606,016.08

Finding the Fourth Proportional to 204,340,223.71, 306,499,346.90 and 100,606,016.08

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Solution

The fourth proportional to 204,340,223.71, 306,499,346.90 and 100,606,016.08 is: 150,903,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,340,223.71 : 306,499,346.90 = 100,606,016.08 : x
  2. Step 2: Convert to fraction form
    204,340,223.71/306,499,346.90 = 100,606,016.08/x
  3. Step 3: Cross multiply
    204,340,223.71x = 306,499,346.90 × 100,606,016.08
  4. Step 4: Simplify right side
    204,340,223.71x = 30,835,678,220,695,372
  5. Step 5: Solve for x
    x = 30,835,678,220,695,372/204,340,223.71
  6. Step 6: Final answer
    x = 150,903,613.89

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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.