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Finding the Fourth Proportional to 533,872,847.70, 800,809,271.55 and 227,174,966.10

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Solution

The fourth proportional to 533,872,847.70, 800,809,271.55 and 227,174,966.10 is: 340,762,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,872,847.70 : 800,809,271.55 = 227,174,966.10 : x
  2. Step 2: Convert to fraction form
    533,872,847.70/800,809,271.55 = 227,174,966.10/x
  3. Step 3: Cross multiply
    533,872,847.70x = 800,809,271.55 × 227,174,966.10
  4. Step 4: Simplify right side
    533,872,847.70x = 181,923,819,116,936,928
  5. Step 5: Solve for x
    x = 181,923,819,116,936,928/533,872,847.70
  6. Step 6: Final answer
    x = 340,762,449.15

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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.