Home / 197,017,321.20-295,525,981.80-53,410,153.20

Finding the Fourth Proportional to 197,017,321.20, 295,525,981.80 and 53,410,153.20

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Solution

The fourth proportional to 197,017,321.20, 295,525,981.80 and 53,410,153.20 is: 80,115,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,017,321.20 : 295,525,981.80 = 53,410,153.20 : x
  2. Step 2: Convert to fraction form
    197,017,321.20/295,525,981.80 = 53,410,153.20/x
  3. Step 3: Cross multiply
    197,017,321.20x = 295,525,981.80 × 53,410,153.20
  4. Step 4: Simplify right side
    197,017,321.20x = 15,784,087,962,518,414
  5. Step 5: Solve for x
    x = 15,784,087,962,518,414/197,017,321.20
  6. Step 6: Final answer
    x = 80,115,229.80

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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.