Home / 131,047,286.40-196,570,929.60-44,772,760.80

Finding the Fourth Proportional to 131,047,286.40, 196,570,929.60 and 44,772,760.80

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Solution

The fourth proportional to 131,047,286.40, 196,570,929.60 and 44,772,760.80 is: 67,159,141.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,047,286.40 : 196,570,929.60 = 44,772,760.80 : x
  2. Step 2: Convert to fraction form
    131,047,286.40/196,570,929.60 = 44,772,760.80/x
  3. Step 3: Cross multiply
    131,047,286.40x = 196,570,929.60 × 44,772,760.80
  4. Step 4: Simplify right side
    131,047,286.40x = 8,801,023,211,214,439
  5. Step 5: Solve for x
    x = 8,801,023,211,214,439/131,047,286.40
  6. Step 6: Final answer
    x = 67,159,141.20

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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.