Home / 402,204,998.37-603,318,818.47-111,072,122.43

Finding the Fourth Proportional to 402,204,998.37, 603,318,818.47 and 111,072,122.43

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Solution

The fourth proportional to 402,204,998.37, 603,318,818.47 and 111,072,122.43 is: 166,611,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,204,998.37 : 603,318,818.47 = 111,072,122.43 : x
  2. Step 2: Convert to fraction form
    402,204,998.37/603,318,818.47 = 111,072,122.43/x
  3. Step 3: Cross multiply
    402,204,998.37x = 603,318,818.47 × 111,072,122.43
  4. Step 4: Simplify right side
    402,204,998.37x = 67,011,901,668,867,432
  5. Step 5: Solve for x
    x = 67,011,901,668,867,432/402,204,998.37
  6. Step 6: Final answer
    x = 166,611,310.00

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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.