Home / 187,212,847.60-280,819,271.40-163,324,975.60

Finding the Fourth Proportional to 187,212,847.60, 280,819,271.40 and 163,324,975.60

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Solution

The fourth proportional to 187,212,847.60, 280,819,271.40 and 163,324,975.60 is: 244,987,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,212,847.60 : 280,819,271.40 = 163,324,975.60 : x
  2. Step 2: Convert to fraction form
    187,212,847.60/280,819,271.40 = 163,324,975.60/x
  3. Step 3: Cross multiply
    187,212,847.60x = 280,819,271.40 × 163,324,975.60
  4. Step 4: Simplify right side
    187,212,847.60x = 45,864,800,649,414,776
  5. Step 5: Solve for x
    x = 45,864,800,649,414,776/187,212,847.60
  6. Step 6: Final answer
    x = 244,987,463.40

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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.