Home / 73,995,904.80-110,993,857.20-31,440,103.20

Finding the Fourth Proportional to 73,995,904.80, 110,993,857.20 and 31,440,103.20

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Solution

The fourth proportional to 73,995,904.80, 110,993,857.20 and 31,440,103.20 is: 47,160,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,995,904.80 : 110,993,857.20 = 31,440,103.20 : x
  2. Step 2: Convert to fraction form
    73,995,904.80/110,993,857.20 = 31,440,103.20/x
  3. Step 3: Cross multiply
    73,995,904.80x = 110,993,857.20 × 31,440,103.20
  4. Step 4: Simplify right side
    73,995,904.80x = 3,489,658,324,934,063
  5. Step 5: Solve for x
    x = 3,489,658,324,934,063/73,995,904.80
  6. Step 6: Final answer
    x = 47,160,154.80

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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.