Home / 293,216,274.14-439,611,163.53-137,689,940.93

Finding the Fourth Proportional to 293,216,274.14, 439,611,163.53 and 137,689,940.93

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Solution

The fourth proportional to 293,216,274.14, 439,611,163.53 and 137,689,940.93 is: 206,434,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,216,274.14 : 439,611,163.53 = 137,689,940.93 : x
  2. Step 2: Convert to fraction form
    293,216,274.14/439,611,163.53 = 137,689,940.93/x
  3. Step 3: Cross multiply
    293,216,274.14x = 439,611,163.53 × 137,689,940.93
  4. Step 4: Simplify right side
    293,216,274.14x = 60,530,035,138,614,272
  5. Step 5: Solve for x
    x = 60,530,035,138,614,272/293,216,274.14
  6. Step 6: Final answer
    x = 206,434,773.50

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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.