Home / 191,981,992.04-264,942,652.17-108,353,015.42

Finding the Fourth Proportional to 191,981,992.04, 264,942,652.17 and 108,353,015.42

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Solution

The fourth proportional to 191,981,992.04, 264,942,652.17 and 108,353,015.42 is: 149,531,395.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,981,992.04 : 264,942,652.17 = 108,353,015.42 : x
  2. Step 2: Convert to fraction form
    191,981,992.04/264,942,652.17 = 108,353,015.42/x
  3. Step 3: Cross multiply
    191,981,992.04x = 264,942,652.17 × 108,353,015.42
  4. Step 4: Simplify right side
    191,981,992.04x = 28,707,335,275,072,236
  5. Step 5: Solve for x
    x = 28,707,335,275,072,236/191,981,992.04
  6. Step 6: Final answer
    x = 149,531,395.99

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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.