Home / 511,561,526.74-705,954,409.41-276,611,624.80

Finding the Fourth Proportional to 511,561,526.74, 705,954,409.41 and 276,611,624.80

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Solution

The fourth proportional to 511,561,526.74, 705,954,409.41 and 276,611,624.80 is: 381,723,773.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,561,526.74 : 705,954,409.41 = 276,611,624.80 : x
  2. Step 2: Convert to fraction form
    511,561,526.74/705,954,409.41 = 276,611,624.80/x
  3. Step 3: Cross multiply
    511,561,526.74x = 705,954,409.41 × 276,611,624.80
  4. Step 4: Simplify right side
    511,561,526.74x = 195,275,196,221,624,512
  5. Step 5: Solve for x
    x = 195,275,196,221,624,512/511,561,526.74
  6. Step 6: Final answer
    x = 381,723,773.22

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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.