Home / 248,601,669.15-372,902,503.73-197,205,419.55

Finding the Fourth Proportional to 248,601,669.15, 372,902,503.73 and 197,205,419.55

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Solution

The fourth proportional to 248,601,669.15, 372,902,503.73 and 197,205,419.55 is: 295,808,129.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,601,669.15 : 372,902,503.73 = 197,205,419.55 : x
  2. Step 2: Convert to fraction form
    248,601,669.15/372,902,503.73 = 197,205,419.55/x
  3. Step 3: Cross multiply
    248,601,669.15x = 372,902,503.73 × 197,205,419.55
  4. Step 4: Simplify right side
    248,601,669.15x = 73,538,394,698,334,064
  5. Step 5: Solve for x
    x = 73,538,394,698,334,064/248,601,669.15
  6. Step 6: Final answer
    x = 295,808,129.33

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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.