Home / 204,295,809.80-306,443,714.70-168,423,542.30

Finding the Fourth Proportional to 204,295,809.80, 306,443,714.70 and 168,423,542.30

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Solution

The fourth proportional to 204,295,809.80, 306,443,714.70 and 168,423,542.30 is: 252,635,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,295,809.80 : 306,443,714.70 = 168,423,542.30 : x
  2. Step 2: Convert to fraction form
    204,295,809.80/306,443,714.70 = 168,423,542.30/x
  3. Step 3: Cross multiply
    204,295,809.80x = 306,443,714.70 × 168,423,542.30
  4. Step 4: Simplify right side
    204,295,809.80x = 51,612,335,945,344,584
  5. Step 5: Solve for x
    x = 51,612,335,945,344,584/204,295,809.80
  6. Step 6: Final answer
    x = 252,635,313.45

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Similar ratio
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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.