Home / 293,674,599.27-440,505,499.81-138,142,197.97

Finding the Fourth Proportional to 293,674,599.27, 440,505,499.81 and 138,142,197.97

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Solution

The fourth proportional to 293,674,599.27, 440,505,499.81 and 138,142,197.97 is: 207,210,286.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,674,599.27 : 440,505,499.81 = 138,142,197.97 : x
  2. Step 2: Convert to fraction form
    293,674,599.27/440,505,499.81 = 138,142,197.97/x
  3. Step 3: Cross multiply
    293,674,599.27x = 440,505,499.81 × 138,142,197.97
  4. Step 4: Simplify right side
    293,674,599.27x = 60,852,397,959,424,288
  5. Step 5: Solve for x
    x = 60,852,397,959,424,288/293,674,599.27
  6. Step 6: Final answer
    x = 207,210,286.87

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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.