Home / 3,240,615,645.20-4,861,056,178.20-942,900,957.20

Finding the Fourth Proportional to 3,240,615,645.20, 4,861,056,178.20 and 942,900,957.20

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Solution

The fourth proportional to 3,240,615,645.20, 4,861,056,178.20 and 942,900,957.20 is: 1,414,390,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,615,645.20 : 4,861,056,178.20 = 942,900,957.20 : x
  2. Step 2: Convert to fraction form
    3,240,615,645.20/4,861,056,178.20 = 942,900,957.20/x
  3. Step 3: Cross multiply
    3,240,615,645.20x = 4,861,056,178.20 × 942,900,957.20
  4. Step 4: Simplify right side
    3,240,615,645.20x = 4,583,494,523,427,753,984
  5. Step 5: Solve for x
    x = 4,583,494,523,427,753,984/3,240,615,645.20
  6. Step 6: Final answer
    x = 1,414,390,049.69

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1.5x scale

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.