Home / 189,331,213.80-283,996,820.70-169,561,608.60

Finding the Fourth Proportional to 189,331,213.80, 283,996,820.70 and 169,561,608.60

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Solution

The fourth proportional to 189,331,213.80, 283,996,820.70 and 169,561,608.60 is: 254,342,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,331,213.80 : 283,996,820.70 = 169,561,608.60 : x
  2. Step 2: Convert to fraction form
    189,331,213.80/283,996,820.70 = 169,561,608.60/x
  3. Step 3: Cross multiply
    189,331,213.80x = 283,996,820.70 × 169,561,608.60
  4. Step 4: Simplify right side
    189,331,213.80x = 48,154,957,755,177,776
  5. Step 5: Solve for x
    x = 48,154,957,755,177,776/189,331,213.80
  6. Step 6: Final answer
    x = 254,342,412.90

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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.