Home / 663,025,437.54-994,368,519.60-196,577,789.64

Finding the Fourth Proportional to 663,025,437.54, 994,368,519.60 and 196,577,789.64

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Solution

The fourth proportional to 663,025,437.54, 994,368,519.60 and 196,577,789.64 is: 294,816,389.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,025,437.54 : 994,368,519.60 = 196,577,789.64 : x
  2. Step 2: Convert to fraction form
    663,025,437.54/994,368,519.60 = 196,577,789.64/x
  3. Step 3: Cross multiply
    663,025,437.54x = 994,368,519.60 × 196,577,789.64
  4. Step 4: Simplify right side
    663,025,437.54x = 195,470,765,670,567,008
  5. Step 5: Solve for x
    x = 195,470,765,670,567,008/663,025,437.54
  6. Step 6: Final answer
    x = 294,816,389.54

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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.