Home / 541,138,954.80-811,708,432.20-269,041,162.80

Finding the Fourth Proportional to 541,138,954.80, 811,708,432.20 and 269,041,162.80

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Solution

The fourth proportional to 541,138,954.80, 811,708,432.20 and 269,041,162.80 is: 403,561,744.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,138,954.80 : 811,708,432.20 = 269,041,162.80 : x
  2. Step 2: Convert to fraction form
    541,138,954.80/811,708,432.20 = 269,041,162.80/x
  3. Step 3: Cross multiply
    541,138,954.80x = 811,708,432.20 × 269,041,162.80
  4. Step 4: Simplify right side
    541,138,954.80x = 218,382,980,453,652,992
  5. Step 5: Solve for x
    x = 218,382,980,453,652,992/541,138,954.80
  6. Step 6: Final answer
    x = 403,561,744.20

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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.