Home / 204,073,669,354.40-306,110,504,031.60-137,464,129,872.80

Finding the Fourth Proportional to 204,073,669,354.40, 306,110,504,031.60 and 137,464,129,872.80

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Solution

The fourth proportional to 204,073,669,354.40, 306,110,504,031.60 and 137,464,129,872.80 is: 206,196,194,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,073,669,354.40 : 306,110,504,031.60 = 137,464,129,872.80 : x
  2. Step 2: Convert to fraction form
    204,073,669,354.40/306,110,504,031.60 = 137,464,129,872.80/x
  3. Step 3: Cross multiply
    204,073,669,354.40x = 306,110,504,031.60 × 137,464,129,872.80
  4. Step 4: Simplify right side
    204,073,669,354.40x = 42,079,214,081,628,126,052,352
  5. Step 5: Solve for x
    x = 42,079,214,081,628,126,052,352/204,073,669,354.40
  6. Step 6: Final answer
    x = 206,196,194,809.20

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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.