Home / 199,588,867.80-299,383,301.70-113,293,930.20

Finding the Fourth Proportional to 199,588,867.80, 299,383,301.70 and 113,293,930.20

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Solution

The fourth proportional to 199,588,867.80, 299,383,301.70 and 113,293,930.20 is: 169,940,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,588,867.80 : 299,383,301.70 = 113,293,930.20 : x
  2. Step 2: Convert to fraction form
    199,588,867.80/299,383,301.70 = 113,293,930.20/x
  3. Step 3: Cross multiply
    199,588,867.80x = 299,383,301.70 × 113,293,930.20
  4. Step 4: Simplify right side
    199,588,867.80x = 33,918,310,885,845,340
  5. Step 5: Solve for x
    x = 33,918,310,885,845,340/199,588,867.80
  6. Step 6: Final answer
    x = 169,940,895.30

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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.