Home / 222,048,005.20-333,072,007.80-218,268,869.20

Finding the Fourth Proportional to 222,048,005.20, 333,072,007.80 and 218,268,869.20

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Solution

The fourth proportional to 222,048,005.20, 333,072,007.80 and 218,268,869.20 is: 327,403,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,048,005.20 : 333,072,007.80 = 218,268,869.20 : x
  2. Step 2: Convert to fraction form
    222,048,005.20/333,072,007.80 = 218,268,869.20/x
  3. Step 3: Cross multiply
    222,048,005.20x = 333,072,007.80 × 218,268,869.20
  4. Step 4: Simplify right side
    222,048,005.20x = 72,699,250,504,679,584
  5. Step 5: Solve for x
    x = 72,699,250,504,679,584/222,048,005.20
  6. Step 6: Final answer
    x = 327,403,303.80

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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.