Home / 412,405,202.92-569,139,610.33-255,822,760.75

Finding the Fourth Proportional to 412,405,202.92, 569,139,610.33 and 255,822,760.75

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Solution

The fourth proportional to 412,405,202.92, 569,139,610.33 and 255,822,760.75 is: 353,048,083.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,405,202.92 : 569,139,610.33 = 255,822,760.75 : x
  2. Step 2: Convert to fraction form
    412,405,202.92/569,139,610.33 = 255,822,760.75/x
  3. Step 3: Cross multiply
    412,405,202.92x = 569,139,610.33 × 255,822,760.75
  4. Step 4: Simplify right side
    412,405,202.92x = 145,598,866,366,799,840
  5. Step 5: Solve for x
    x = 145,598,866,366,799,840/412,405,202.92
  6. Step 6: Final answer
    x = 353,048,083.14

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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.