Home / 293,415,743.70-440,123,615.56-207,322,301.70

Finding the Fourth Proportional to 293,415,743.70, 440,123,615.56 and 207,322,301.70

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Solution

The fourth proportional to 293,415,743.70, 440,123,615.56 and 207,322,301.70 is: 310,983,452.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,415,743.70 : 440,123,615.56 = 207,322,301.70 : x
  2. Step 2: Convert to fraction form
    293,415,743.70/440,123,615.56 = 207,322,301.70/x
  3. Step 3: Cross multiply
    293,415,743.70x = 440,123,615.56 × 207,322,301.70
  4. Step 4: Simplify right side
    293,415,743.70x = 91,247,441,010,425,136
  5. Step 5: Solve for x
    x = 91,247,441,010,425,136/293,415,743.70
  6. Step 6: Final answer
    x = 310,983,452.56

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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.