Home / 131,344,880.80-197,017,321.20-35,606,768.80

Finding the Fourth Proportional to 131,344,880.80, 197,017,321.20 and 35,606,768.80

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Solution

The fourth proportional to 131,344,880.80, 197,017,321.20 and 35,606,768.80 is: 53,410,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,344,880.80 : 197,017,321.20 = 35,606,768.80 : x
  2. Step 2: Convert to fraction form
    131,344,880.80/197,017,321.20 = 35,606,768.80/x
  3. Step 3: Cross multiply
    131,344,880.80x = 197,017,321.20 × 35,606,768.80
  4. Step 4: Simplify right side
    131,344,880.80x = 7,015,150,205,563,738
  5. Step 5: Solve for x
    x = 7,015,150,205,563,738/131,344,880.80
  6. Step 6: Final answer
    x = 53,410,153.20

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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.