Home / 222,011,886,987.18-332,978,465,192.04-100,972,090,835.46

Finding the Fourth Proportional to 222,011,886,987.18, 332,978,465,192.04 and 100,972,090,835.46

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Solution

The fourth proportional to 222,011,886,987.18, 332,978,465,192.04 and 100,972,090,835.46 is: 151,440,232,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,011,886,987.18 : 332,978,465,192.04 = 100,972,090,835.46 : x
  2. Step 2: Convert to fraction form
    222,011,886,987.18/332,978,465,192.04 = 100,972,090,835.46/x
  3. Step 3: Cross multiply
    222,011,886,987.18x = 332,978,465,192.04 × 100,972,090,835.46
  4. Step 4: Simplify right side
    222,011,886,987.18x = 33,621,531,833,622,719,365,120
  5. Step 5: Solve for x
    x = 33,621,531,833,622,719,365,120/222,011,886,987.18
  6. Step 6: Final answer
    x = 151,440,232,727.56

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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.