Home / 266,766,333.35-400,607,429.06-163,740,516.75

Finding the Fourth Proportional to 266,766,333.35, 400,607,429.06 and 163,740,516.75

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Solution

The fourth proportional to 266,766,333.35, 400,607,429.06 and 163,740,516.75 is: 245,891,850.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,766,333.35 : 400,607,429.06 = 163,740,516.75 : x
  2. Step 2: Convert to fraction form
    266,766,333.35/400,607,429.06 = 163,740,516.75/x
  3. Step 3: Cross multiply
    266,766,333.35x = 400,607,429.06 × 163,740,516.75
  4. Step 4: Simplify right side
    266,766,333.35x = 65,595,667,448,582,720
  5. Step 5: Solve for x
    x = 65,595,667,448,582,720/266,766,333.35
  6. Step 6: Final answer
    x = 245,891,850.84

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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.