Home / 348,445,951.44-522,674,469.37-193,981,542.23

Finding the Fourth Proportional to 348,445,951.44, 522,674,469.37 and 193,981,542.23

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Solution

The fourth proportional to 348,445,951.44, 522,674,469.37 and 193,981,542.23 is: 290,975,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,445,951.44 : 522,674,469.37 = 193,981,542.23 : x
  2. Step 2: Convert to fraction form
    348,445,951.44/522,674,469.37 = 193,981,542.23/x
  3. Step 3: Cross multiply
    348,445,951.44x = 522,674,469.37 × 193,981,542.23
  4. Step 4: Simplify right side
    348,445,951.44x = 101,389,199,650,026,128
  5. Step 5: Solve for x
    x = 101,389,199,650,026,128/348,445,951.44
  6. Step 6: Final answer
    x = 290,975,398.71

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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.