Home / 169,382,406.80-254,073,610.20-165,981,184.40

Finding the Fourth Proportional to 169,382,406.80, 254,073,610.20 and 165,981,184.40

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Solution

The fourth proportional to 169,382,406.80, 254,073,610.20 and 165,981,184.40 is: 248,971,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,382,406.80 : 254,073,610.20 = 165,981,184.40 : x
  2. Step 2: Convert to fraction form
    169,382,406.80/254,073,610.20 = 165,981,184.40/x
  3. Step 3: Cross multiply
    169,382,406.80x = 254,073,610.20 × 165,981,184.40
  4. Step 4: Simplify right side
    169,382,406.80x = 42,171,438,745,779,920
  5. Step 5: Solve for x
    x = 42,171,438,745,779,920/169,382,406.80
  6. Step 6: Final answer
    x = 248,971,776.60

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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.