Home / 303,200,472.46-418,417,913.07-163,971,234.23

Finding the Fourth Proportional to 303,200,472.46, 418,417,913.07 and 163,971,234.23

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Solution

The fourth proportional to 303,200,472.46, 418,417,913.07 and 163,971,234.23 is: 226,280,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,200,472.46 : 418,417,913.07 = 163,971,234.23 : x
  2. Step 2: Convert to fraction form
    303,200,472.46/418,417,913.07 = 163,971,234.23/x
  3. Step 3: Cross multiply
    303,200,472.46x = 418,417,913.07 × 163,971,234.23
  4. Step 4: Simplify right side
    303,200,472.46x = 68,608,501,628,399,056
  5. Step 5: Solve for x
    x = 68,608,501,628,399,056/303,200,472.46
  6. Step 6: Final answer
    x = 226,280,985.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.