Home / 197,812,520.06-272,945,183.06-114,150,129.44

Finding the Fourth Proportional to 197,812,520.06, 272,945,183.06 and 114,150,129.44

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Solution

The fourth proportional to 197,812,520.06, 272,945,183.06 and 114,150,129.44 is: 157,506,349.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,812,520.06 : 272,945,183.06 = 114,150,129.44 : x
  2. Step 2: Convert to fraction form
    197,812,520.06/272,945,183.06 = 114,150,129.44/x
  3. Step 3: Cross multiply
    197,812,520.06x = 272,945,183.06 × 114,150,129.44
  4. Step 4: Simplify right side
    197,812,520.06x = 31,156,727,974,388,020
  5. Step 5: Solve for x
    x = 31,156,727,974,388,020/197,812,520.06
  6. Step 6: Final answer
    x = 157,506,349.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.