Home / 131,231,202.40-196,846,803.60-123,672,930.40

Finding the Fourth Proportional to 131,231,202.40, 196,846,803.60 and 123,672,930.40

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Solution

The fourth proportional to 131,231,202.40, 196,846,803.60 and 123,672,930.40 is: 185,509,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,231,202.40 : 196,846,803.60 = 123,672,930.40 : x
  2. Step 2: Convert to fraction form
    131,231,202.40/196,846,803.60 = 123,672,930.40/x
  3. Step 3: Cross multiply
    131,231,202.40x = 196,846,803.60 × 123,672,930.40
  4. Step 4: Simplify right side
    131,231,202.40x = 24,344,621,041,085,268
  5. Step 5: Solve for x
    x = 24,344,621,041,085,268/131,231,202.40
  6. Step 6: Final answer
    x = 185,509,395.60

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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.