Home / 189,230,770.80-283,899,300.30-92,189,644.20

Finding the Fourth Proportional to 189,230,770.80, 283,899,300.30 and 92,189,644.20

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Solution

The fourth proportional to 189,230,770.80, 283,899,300.30 and 92,189,644.20 is: 138,310,357.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,230,770.80 : 283,899,300.30 = 92,189,644.20 : x
  2. Step 2: Convert to fraction form
    189,230,770.80/283,899,300.30 = 92,189,644.20/x
  3. Step 3: Cross multiply
    189,230,770.80x = 283,899,300.30 × 92,189,644.20
  4. Step 4: Simplify right side
    189,230,770.80x = 26,172,575,483,285,956
  5. Step 5: Solve for x
    x = 26,172,575,483,285,956/189,230,770.80
  6. Step 6: Final answer
    x = 138,310,357.10

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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.