Home / 365,627,371.96-504,565,690.42-208,997,850.97

Finding the Fourth Proportional to 365,627,371.96, 504,565,690.42 and 208,997,850.97

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Solution

The fourth proportional to 365,627,371.96, 504,565,690.42 and 208,997,850.97 is: 288,416,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,627,371.96 : 504,565,690.42 = 208,997,850.97 : x
  2. Step 2: Convert to fraction form
    365,627,371.96/504,565,690.42 = 208,997,850.97/x
  3. Step 3: Cross multiply
    365,627,371.96x = 504,565,690.42 × 208,997,850.97
  4. Step 4: Simplify right side
    365,627,371.96x = 105,453,144,970,974,320
  5. Step 5: Solve for x
    x = 105,453,144,970,974,320/365,627,371.96
  6. Step 6: Final answer
    x = 288,416,986.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.