Home / 222,048,009.20-333,072,013.80-218,268,873.20

Finding the Fourth Proportional to 222,048,009.20, 333,072,013.80 and 218,268,873.20

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Solution

The fourth proportional to 222,048,009.20, 333,072,013.80 and 218,268,873.20 is: 327,403,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,048,009.20 : 333,072,013.80 = 218,268,873.20 : x
  2. Step 2: Convert to fraction form
    222,048,009.20/333,072,013.80 = 218,268,873.20/x
  3. Step 3: Cross multiply
    222,048,009.20x = 333,072,013.80 × 218,268,873.20
  4. Step 4: Simplify right side
    222,048,009.20x = 72,699,253,146,580,848
  5. Step 5: Solve for x
    x = 72,699,253,146,580,848/222,048,009.20
  6. Step 6: Final answer
    x = 327,403,309.80

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1.5x scale

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.