Home / 162,012,612.08-223,522,674.24-105,471,612.82

Finding the Fourth Proportional to 162,012,612.08, 223,522,674.24 and 105,471,612.82

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Solution

The fourth proportional to 162,012,612.08, 223,522,674.24 and 105,471,612.82 is: 145,515,195.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,012,612.08 : 223,522,674.24 = 105,471,612.82 : x
  2. Step 2: Convert to fraction form
    162,012,612.08/223,522,674.24 = 105,471,612.82/x
  3. Step 3: Cross multiply
    162,012,612.08x = 223,522,674.24 × 105,471,612.82
  4. Step 4: Simplify right side
    162,012,612.08x = 23,575,296,953,932,268
  5. Step 5: Solve for x
    x = 23,575,296,953,932,268/162,012,612.08
  6. Step 6: Final answer
    x = 145,515,195.71

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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.