Home / 164,531,728.56-227,050,539.04-90,192,449.28

Finding the Fourth Proportional to 164,531,728.56, 227,050,539.04 and 90,192,449.28

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Solution

The fourth proportional to 164,531,728.56, 227,050,539.04 and 90,192,449.28 is: 124,463,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,531,728.56 : 227,050,539.04 = 90,192,449.28 : x
  2. Step 2: Convert to fraction form
    164,531,728.56/227,050,539.04 = 90,192,449.28/x
  3. Step 3: Cross multiply
    164,531,728.56x = 227,050,539.04 × 90,192,449.28
  4. Step 4: Simplify right side
    164,531,728.56x = 20,478,244,226,361,860
  5. Step 5: Solve for x
    x = 20,478,244,226,361,860/164,531,728.56
  6. Step 6: Final answer
    x = 124,463,800.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.