Home / 410,657,142-566,706,853.26-225,014,171.88

Finding the Fourth Proportional to 410,657,142, 566,706,853.26 and 225,014,171.88

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Solution

The fourth proportional to 410,657,142, 566,706,853.26 and 225,014,171.88 is: 310,519,555.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,657,142 : 566,706,853.26 = 225,014,171.88 : x
  2. Step 2: Convert to fraction form
    410,657,142/566,706,853.26 = 225,014,171.88/x
  3. Step 3: Cross multiply
    410,657,142x = 566,706,853.26 × 225,014,171.88
  4. Step 4: Simplify right side
    410,657,142x = 127,517,073,285,019,568
  5. Step 5: Solve for x
    x = 127,517,073,285,019,568/410,657,142
  6. Step 6: Final answer
    x = 310,519,555.71

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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.