Home / 131,080,506.30-196,647,003.45-38,964,066.30

Finding the Fourth Proportional to 131,080,506.30, 196,647,003.45 and 38,964,066.30

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Solution

The fourth proportional to 131,080,506.30, 196,647,003.45 and 38,964,066.30 is: 58,453,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,080,506.30 : 196,647,003.45 = 38,964,066.30 : x
  2. Step 2: Convert to fraction form
    131,080,506.30/196,647,003.45 = 38,964,066.30/x
  3. Step 3: Cross multiply
    131,080,506.30x = 196,647,003.45 × 38,964,066.30
  4. Step 4: Simplify right side
    131,080,506.30x = 7,662,166,880,122,128
  5. Step 5: Solve for x
    x = 7,662,166,880,122,128/131,080,506.30
  6. Step 6: Final answer
    x = 58,453,900.56

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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.