Home / 146,682,025.20-220,258,045.80-116,639,708.40

Finding the Fourth Proportional to 146,682,025.20, 220,258,045.80 and 116,639,708.40

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Solution

The fourth proportional to 146,682,025.20, 220,258,045.80 and 116,639,708.40 is: 175,146,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,682,025.20 : 220,258,045.80 = 116,639,708.40 : x
  2. Step 2: Convert to fraction form
    146,682,025.20/220,258,045.80 = 116,639,708.40/x
  3. Step 3: Cross multiply
    146,682,025.20x = 220,258,045.80 × 116,639,708.40
  4. Step 4: Simplify right side
    146,682,025.20x = 25,690,834,234,865,848
  5. Step 5: Solve for x
    x = 25,690,834,234,865,848/146,682,025.20
  6. Step 6: Final answer
    x = 175,146,438.02

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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.