Home / 166,555,092.38-229,435,340.47-141,695,660.21

Finding the Fourth Proportional to 166,555,092.38, 229,435,340.47 and 141,695,660.21

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Solution

The fourth proportional to 166,555,092.38, 229,435,340.47 and 141,695,660.21 is: 195,190,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,555,092.38 : 229,435,340.47 = 141,695,660.21 : x
  2. Step 2: Convert to fraction form
    166,555,092.38/229,435,340.47 = 141,695,660.21/x
  3. Step 3: Cross multiply
    166,555,092.38x = 229,435,340.47 × 141,695,660.21
  4. Step 4: Simplify right side
    166,555,092.38x = 32,509,992,041,901,368
  5. Step 5: Solve for x
    x = 32,509,992,041,901,368/166,555,092.38
  6. Step 6: Final answer
    x = 195,190,621.78

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1.5x scale

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.