Home / 219,429,768.27-329,094,285.22-130,823,410.71

Finding the Fourth Proportional to 219,429,768.27, 329,094,285.22 and 130,823,410.71

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Solution

The fourth proportional to 219,429,768.27, 329,094,285.22 and 130,823,410.71 is: 196,205,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,429,768.27 : 329,094,285.22 = 130,823,410.71 : x
  2. Step 2: Convert to fraction form
    219,429,768.27/329,094,285.22 = 130,823,410.71/x
  3. Step 3: Cross multiply
    219,429,768.27x = 329,094,285.22 × 130,823,410.71
  4. Step 4: Simplify right side
    219,429,768.27x = 43,053,236,837,649,944
  5. Step 5: Solve for x
    x = 43,053,236,837,649,944/219,429,768.27
  6. Step 6: Final answer
    x = 196,205,087.29

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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.