Home / 198,021,999.12-297,093,819.96-94,523,273.88

Finding the Fourth Proportional to 198,021,999.12, 297,093,819.96 and 94,523,273.88

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Solution

The fourth proportional to 198,021,999.12, 297,093,819.96 and 94,523,273.88 is: 141,813,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,021,999.12 : 297,093,819.96 = 94,523,273.88 : x
  2. Step 2: Convert to fraction form
    198,021,999.12/297,093,819.96 = 94,523,273.88/x
  3. Step 3: Cross multiply
    198,021,999.12x = 297,093,819.96 × 94,523,273.88
  4. Step 4: Simplify right side
    198,021,999.12x = 28,082,280,512,134,488
  5. Step 5: Solve for x
    x = 28,082,280,512,134,488/198,021,999.12
  6. Step 6: Final answer
    x = 141,813,943.08

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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.