Home / 1,228,382,270.56-1,842,573,405.84-410,494,571.60

Finding the Fourth Proportional to 1,228,382,270.56, 1,842,573,405.84 and 410,494,571.60

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Solution

The fourth proportional to 1,228,382,270.56, 1,842,573,405.84 and 410,494,571.60 is: 615,741,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,382,270.56 : 1,842,573,405.84 = 410,494,571.60 : x
  2. Step 2: Convert to fraction form
    1,228,382,270.56/1,842,573,405.84 = 410,494,571.60/x
  3. Step 3: Cross multiply
    1,228,382,270.56x = 1,842,573,405.84 × 410,494,571.60
  4. Step 4: Simplify right side
    1,228,382,270.56x = 756,366,380,871,843,712
  5. Step 5: Solve for x
    x = 756,366,380,871,843,712/1,228,382,270.56
  6. Step 6: Final answer
    x = 615,741,857.40

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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.