Home / 166,032,309.90-248,376,618.45-145,876,917.90

Finding the Fourth Proportional to 166,032,309.90, 248,376,618.45 and 145,876,917.90

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Solution

The fourth proportional to 166,032,309.90, 248,376,618.45 and 145,876,917.90 is: 218,225,088.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,032,309.90 : 248,376,618.45 = 145,876,917.90 : x
  2. Step 2: Convert to fraction form
    166,032,309.90/248,376,618.45 = 145,876,917.90/x
  3. Step 3: Cross multiply
    166,032,309.90x = 248,376,618.45 × 145,876,917.90
  4. Step 4: Simplify right side
    166,032,309.90x = 36,232,415,577,910,272
  5. Step 5: Solve for x
    x = 36,232,415,577,910,272/166,032,309.90
  6. Step 6: Final answer
    x = 218,225,088.84

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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.