Home / 293,216,270.63-439,611,158.30-137,689,937.42

Finding the Fourth Proportional to 293,216,270.63, 439,611,158.30 and 137,689,937.42

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Solution

The fourth proportional to 293,216,270.63, 439,611,158.30 and 137,689,937.42 is: 206,434,768.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,216,270.63 : 439,611,158.30 = 137,689,937.42 : x
  2. Step 2: Convert to fraction form
    293,216,270.63/439,611,158.30 = 137,689,937.42/x
  3. Step 3: Cross multiply
    293,216,270.63x = 439,611,158.30 × 137,689,937.42
  4. Step 4: Simplify right side
    293,216,270.63x = 60,530,032,872,574,208
  5. Step 5: Solve for x
    x = 60,530,032,872,574,208/293,216,270.63
  6. Step 6: Final answer
    x = 206,434,768.25

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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.