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Finding the Fourth Proportional to 344,224,806, 475,030,242 and 189,700,134

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Solution

The fourth proportional to 344,224,806, 475,030,242 and 189,700,134 is: 261,786,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,224,806 : 475,030,242 = 189,700,134 : x
  2. Step 2: Convert to fraction form
    344,224,806/475,030,242 = 189,700,134/x
  3. Step 3: Cross multiply
    344,224,806x = 475,030,242 × 189,700,134
  4. Step 4: Simplify right side
    344,224,806x = 90,113,300,561,452,432
  5. Step 5: Solve for x
    x = 90,113,300,561,452,432/344,224,806
  6. Step 6: Final answer
    x = 261,786,190.28

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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.