Home / 168,029,908.80-252,044,863.20-147,874,516.80

Finding the Fourth Proportional to 168,029,908.80, 252,044,863.20 and 147,874,516.80

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Solution

The fourth proportional to 168,029,908.80, 252,044,863.20 and 147,874,516.80 is: 221,811,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,029,908.80 : 252,044,863.20 = 147,874,516.80 : x
  2. Step 2: Convert to fraction form
    168,029,908.80/252,044,863.20 = 147,874,516.80/x
  3. Step 3: Cross multiply
    168,029,908.80x = 252,044,863.20 × 147,874,516.80
  4. Step 4: Simplify right side
    168,029,908.80x = 37,271,012,357,622,104
  5. Step 5: Solve for x
    x = 37,271,012,357,622,104/168,029,908.80
  6. Step 6: Final answer
    x = 221,811,775.20

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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.