Home / 189,199,029.40-283,798,544.10-185,372,654.20

Finding the Fourth Proportional to 189,199,029.40, 283,798,544.10 and 185,372,654.20

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Solution

The fourth proportional to 189,199,029.40, 283,798,544.10 and 185,372,654.20 is: 278,058,981.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,199,029.40 : 283,798,544.10 = 185,372,654.20 : x
  2. Step 2: Convert to fraction form
    189,199,029.40/283,798,544.10 = 185,372,654.20/x
  3. Step 3: Cross multiply
    189,199,029.40x = 283,798,544.10 × 185,372,654.20
  4. Step 4: Simplify right side
    189,199,029.40x = 52,608,489,377,912,752
  5. Step 5: Solve for x
    x = 52,608,489,377,912,752/189,199,029.40
  6. Step 6: Final answer
    x = 278,058,981.30

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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.