Home / 164,558,490.30-227,089,458.36-90,218,161.26

Finding the Fourth Proportional to 164,558,490.30, 227,089,458.36 and 90,218,161.26

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Solution

The fourth proportional to 164,558,490.30, 227,089,458.36 and 90,218,161.26 is: 124,500,372.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,558,490.30 : 227,089,458.36 = 90,218,161.26 : x
  2. Step 2: Convert to fraction form
    164,558,490.30/227,089,458.36 = 90,218,161.26/x
  3. Step 3: Cross multiply
    164,558,490.30x = 227,089,458.36 × 90,218,161.26
  4. Step 4: Simplify right side
    164,558,490.30x = 20,487,593,374,768,536
  5. Step 5: Solve for x
    x = 20,487,593,374,768,536/164,558,490.30
  6. Step 6: Final answer
    x = 124,500,372.71

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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.