Home / 170,496,516.20-255,576,812.70-84,248,234.60

Finding the Fourth Proportional to 170,496,516.20, 255,576,812.70 and 84,248,234.60

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Solution

The fourth proportional to 170,496,516.20, 255,576,812.70 and 84,248,234.60 is: 126,289,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,496,516.20 : 255,576,812.70 = 84,248,234.60 : x
  2. Step 2: Convert to fraction form
    170,496,516.20/255,576,812.70 = 84,248,234.60/x
  3. Step 3: Cross multiply
    170,496,516.20x = 255,576,812.70 × 84,248,234.60
  4. Step 4: Simplify right side
    170,496,516.20x = 21,531,895,274,669,856
  5. Step 5: Solve for x
    x = 21,531,895,274,669,856/170,496,516.20
  6. Step 6: Final answer
    x = 126,289,356.26

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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.