Home / 544,485,850.80-817,047,640.80-199,474,353.60

Finding the Fourth Proportional to 544,485,850.80, 817,047,640.80 and 199,474,353.60

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Solution

The fourth proportional to 544,485,850.80, 817,047,640.80 and 199,474,353.60 is: 299,328,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,485,850.80 : 817,047,640.80 = 199,474,353.60 : x
  2. Step 2: Convert to fraction form
    544,485,850.80/817,047,640.80 = 199,474,353.60/x
  3. Step 3: Cross multiply
    544,485,850.80x = 817,047,640.80 × 199,474,353.60
  4. Step 4: Simplify right side
    544,485,850.80x = 162,980,050,008,984,960
  5. Step 5: Solve for x
    x = 162,980,050,008,984,960/544,485,850.80
  6. Step 6: Final answer
    x = 299,328,347.60

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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.