Home / 199,384,328.70-299,384,422.65-108,685,064.70

Finding the Fourth Proportional to 199,384,328.70, 299,384,422.65 and 108,685,064.70

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Solution

The fourth proportional to 199,384,328.70, 299,384,422.65 and 108,685,064.70 is: 163,195,450.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,384,328.70 : 299,384,422.65 = 108,685,064.70 : x
  2. Step 2: Convert to fraction form
    199,384,328.70/299,384,422.65 = 108,685,064.70/x
  3. Step 3: Cross multiply
    199,384,328.70x = 299,384,422.65 × 108,685,064.70
  4. Step 4: Simplify right side
    199,384,328.70x = 32,538,615,345,887,392
  5. Step 5: Solve for x
    x = 32,538,615,345,887,392/199,384,328.70
  6. Step 6: Final answer
    x = 163,195,450.51

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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.