Home / 251,145,443.59-375,981,494.73-176,102,463.42

Finding the Fourth Proportional to 251,145,443.59, 375,981,494.73 and 176,102,463.42

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Solution

The fourth proportional to 251,145,443.59, 375,981,494.73 and 176,102,463.42 is: 263,637,143.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,145,443.59 : 375,981,494.73 = 176,102,463.42 : x
  2. Step 2: Convert to fraction form
    251,145,443.59/375,981,494.73 = 176,102,463.42/x
  3. Step 3: Cross multiply
    251,145,443.59x = 375,981,494.73 × 176,102,463.42
  4. Step 4: Simplify right side
    251,145,443.59x = 66,211,267,422,286,744
  5. Step 5: Solve for x
    x = 66,211,267,422,286,744/251,145,443.59
  6. Step 6: Final answer
    x = 263,637,143.78

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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.