Home / 198,143,999.70-297,215,999.55-183,795,092.70

Finding the Fourth Proportional to 198,143,999.70, 297,215,999.55 and 183,795,092.70

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Solution

The fourth proportional to 198,143,999.70, 297,215,999.55 and 183,795,092.70 is: 275,692,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,143,999.70 : 297,215,999.55 = 183,795,092.70 : x
  2. Step 2: Convert to fraction form
    198,143,999.70/297,215,999.55 = 183,795,092.70/x
  3. Step 3: Cross multiply
    198,143,999.70x = 297,215,999.55 × 183,795,092.70
  4. Step 4: Simplify right side
    198,143,999.70x = 54,626,842,189,215,408
  5. Step 5: Solve for x
    x = 54,626,842,189,215,408/198,143,999.70
  6. Step 6: Final answer
    x = 275,692,639.05

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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.