Home / 196,302,981.60-295,092,201.60-168,242,896.80

Finding the Fourth Proportional to 196,302,981.60, 295,092,201.60 and 168,242,896.80

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Solution

The fourth proportional to 196,302,981.60, 295,092,201.60 and 168,242,896.80 is: 252,910,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,302,981.60 : 295,092,201.60 = 168,242,896.80 : x
  2. Step 2: Convert to fraction form
    196,302,981.60/295,092,201.60 = 168,242,896.80/x
  3. Step 3: Cross multiply
    196,302,981.60x = 295,092,201.60 × 168,242,896.80
  4. Step 4: Simplify right side
    196,302,981.60x = 49,647,166,820,273,600
  5. Step 5: Solve for x
    x = 49,647,166,820,273,600/196,302,981.60
  6. Step 6: Final answer
    x = 252,910,915.64

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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.