Home / 199,530,110.10-299,295,165.15-131,449,674.90

Finding the Fourth Proportional to 199,530,110.10, 299,295,165.15 and 131,449,674.90

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Solution

The fourth proportional to 199,530,110.10, 299,295,165.15 and 131,449,674.90 is: 197,174,512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,530,110.10 : 299,295,165.15 = 131,449,674.90 : x
  2. Step 2: Convert to fraction form
    199,530,110.10/299,295,165.15 = 131,449,674.90/x
  3. Step 3: Cross multiply
    199,530,110.10x = 299,295,165.15 × 131,449,674.90
  4. Step 4: Simplify right side
    199,530,110.10x = 39,342,252,158,109,312
  5. Step 5: Solve for x
    x = 39,342,252,158,109,312/199,530,110.10
  6. Step 6: Final answer
    x = 197,174,512.35

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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.