Home / 222,563,133.60-333,689,180.40-131,639,920.80

Finding the Fourth Proportional to 222,563,133.60, 333,689,180.40 and 131,639,920.80

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Solution

The fourth proportional to 222,563,133.60, 333,689,180.40 and 131,639,920.80 is: 197,367,895.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,563,133.60 : 333,689,180.40 = 131,639,920.80 : x
  2. Step 2: Convert to fraction form
    222,563,133.60/333,689,180.40 = 131,639,920.80/x
  3. Step 3: Cross multiply
    222,563,133.60x = 333,689,180.40 × 131,639,920.80
  4. Step 4: Simplify right side
    222,563,133.60x = 43,926,817,279,672,912
  5. Step 5: Solve for x
    x = 43,926,817,279,672,912/222,563,133.60
  6. Step 6: Final answer
    x = 197,367,895.43

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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.