Home / 189,003,822.04-260,882,921.94-109,638,939.88

Finding the Fourth Proportional to 189,003,822.04, 260,882,921.94 and 109,638,939.88

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Solution

The fourth proportional to 189,003,822.04, 260,882,921.94 and 109,638,939.88 is: 151,335,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,003,822.04 : 260,882,921.94 = 109,638,939.88 : x
  2. Step 2: Convert to fraction form
    189,003,822.04/260,882,921.94 = 109,638,939.88/x
  3. Step 3: Cross multiply
    189,003,822.04x = 260,882,921.94 × 109,638,939.88
  4. Step 4: Simplify right side
    189,003,822.04x = 28,602,926,994,298,392
  5. Step 5: Solve for x
    x = 28,602,926,994,298,392/189,003,822.04
  6. Step 6: Final answer
    x = 151,335,177.70

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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.