Home / 222,454,543.60-333,681,815.40-131,531,330.80

Finding the Fourth Proportional to 222,454,543.60, 333,681,815.40 and 131,531,330.80

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Solution

The fourth proportional to 222,454,543.60, 333,681,815.40 and 131,531,330.80 is: 197,296,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,454,543.60 : 333,681,815.40 = 131,531,330.80 : x
  2. Step 2: Convert to fraction form
    222,454,543.60/333,681,815.40 = 131,531,330.80/x
  3. Step 3: Cross multiply
    222,454,543.60x = 333,681,815.40 × 131,531,330.80
  4. Step 4: Simplify right side
    222,454,543.60x = 43,889,613,243,321,928
  5. Step 5: Solve for x
    x = 43,889,613,243,321,928/222,454,543.60
  6. Step 6: Final answer
    x = 197,296,996.20

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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.