Home / 84,277,621.80-126,440,052.30-41,148,232.20

Finding the Fourth Proportional to 84,277,621.80, 126,440,052.30 and 41,148,232.20

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Solution

The fourth proportional to 84,277,621.80, 126,440,052.30 and 41,148,232.20 is: 61,733,880.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,277,621.80 : 126,440,052.30 = 41,148,232.20 : x
  2. Step 2: Convert to fraction form
    84,277,621.80/126,440,052.30 = 41,148,232.20/x
  3. Step 3: Cross multiply
    84,277,621.80x = 126,440,052.30 × 41,148,232.20
  4. Step 4: Simplify right side
    84,277,621.80x = 5,202,784,631,420,544
  5. Step 5: Solve for x
    x = 5,202,784,631,420,544/84,277,621.80
  6. Step 6: Final answer
    x = 61,733,880.48

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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.