Home / 245,529,308.80-367,231,081.20-219,807,564.40

Finding the Fourth Proportional to 245,529,308.80, 367,231,081.20 and 219,807,564.40

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Solution

The fourth proportional to 245,529,308.80, 367,231,081.20 and 219,807,564.40 is: 328,759,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,529,308.80 : 367,231,081.20 = 219,807,564.40 : x
  2. Step 2: Convert to fraction form
    245,529,308.80/367,231,081.20 = 219,807,564.40/x
  3. Step 3: Cross multiply
    245,529,308.80x = 367,231,081.20 × 219,807,564.40
  4. Step 4: Simplify right side
    245,529,308.80x = 80,720,169,530,550,624
  5. Step 5: Solve for x
    x = 80,720,169,530,550,624/245,529,308.80
  6. Step 6: Final answer
    x = 328,759,812.53

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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.