Home / 109,410,400.80-164,115,601.20-63,948,794.40

Finding the Fourth Proportional to 109,410,400.80, 164,115,601.20 and 63,948,794.40

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Solution

The fourth proportional to 109,410,400.80, 164,115,601.20 and 63,948,794.40 is: 95,923,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,410,400.80 : 164,115,601.20 = 63,948,794.40 : x
  2. Step 2: Convert to fraction form
    109,410,400.80/164,115,601.20 = 63,948,794.40/x
  3. Step 3: Cross multiply
    109,410,400.80x = 164,115,601.20 × 63,948,794.40
  4. Step 4: Simplify right side
    109,410,400.80x = 10,494,994,838,971,192
  5. Step 5: Solve for x
    x = 10,494,994,838,971,192/109,410,400.80
  6. Step 6: Final answer
    x = 95,923,191.60

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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.