Home / 222,447,221.60-333,670,832.40-131,524,008.80

Finding the Fourth Proportional to 222,447,221.60, 333,670,832.40 and 131,524,008.80

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Solution

The fourth proportional to 222,447,221.60, 333,670,832.40 and 131,524,008.80 is: 197,286,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,447,221.60 : 333,670,832.40 = 131,524,008.80 : x
  2. Step 2: Convert to fraction form
    222,447,221.60/333,670,832.40 = 131,524,008.80/x
  3. Step 3: Cross multiply
    222,447,221.60x = 333,670,832.40 × 131,524,008.80
  4. Step 4: Simplify right side
    222,447,221.60x = 43,885,725,496,880,920
  5. Step 5: Solve for x
    x = 43,885,725,496,880,920/222,447,221.60
  6. Step 6: Final answer
    x = 197,286,013.20

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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.