Home / 254,311,300.92-380,910,789.54-180,310,771.56

Finding the Fourth Proportional to 254,311,300.92, 380,910,789.54 and 180,310,771.56

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Solution

The fourth proportional to 254,311,300.92, 380,910,789.54 and 180,310,771.56 is: 270,071,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,311,300.92 : 380,910,789.54 = 180,310,771.56 : x
  2. Step 2: Convert to fraction form
    254,311,300.92/380,910,789.54 = 180,310,771.56/x
  3. Step 3: Cross multiply
    254,311,300.92x = 380,910,789.54 × 180,310,771.56
  4. Step 4: Simplify right side
    254,311,300.92x = 68,682,318,357,486,184
  5. Step 5: Solve for x
    x = 68,682,318,357,486,184/254,311,300.92
  6. Step 6: Final answer
    x = 270,071,829.72

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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.