Home / 269,722,939.50-404,420,575.54-105,764,271.20

Finding the Fourth Proportional to 269,722,939.50, 404,420,575.54 and 105,764,271.20

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Solution

The fourth proportional to 269,722,939.50, 404,420,575.54 and 105,764,271.20 is: 158,582,164.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,722,939.50 : 404,420,575.54 = 105,764,271.20 : x
  2. Step 2: Convert to fraction form
    269,722,939.50/404,420,575.54 = 105,764,271.20/x
  3. Step 3: Cross multiply
    269,722,939.50x = 404,420,575.54 × 105,764,271.20
  4. Step 4: Simplify right side
    269,722,939.50x = 42,773,247,430,272,648
  5. Step 5: Solve for x
    x = 42,773,247,430,272,648/269,722,939.50
  6. Step 6: Final answer
    x = 158,582,164.01

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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.