Home / 131,541,842,193.40-181,496,630,093.92-74,449,152,687.61

Finding the Fourth Proportional to 131,541,842,193.40, 181,496,630,093.92 and 74,449,152,687.61

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Solution

The fourth proportional to 131,541,842,193.40, 181,496,630,093.92 and 74,449,152,687.61 is: 102,722,222,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,541,842,193.40 : 181,496,630,093.92 = 74,449,152,687.61 : x
  2. Step 2: Convert to fraction form
    131,541,842,193.40/181,496,630,093.92 = 74,449,152,687.61/x
  3. Step 3: Cross multiply
    131,541,842,193.40x = 181,496,630,093.92 × 74,449,152,687.61
  4. Step 4: Simplify right side
    131,541,842,193.40x = 13,512,270,326,148,924,178,432
  5. Step 5: Solve for x
    x = 13,512,270,326,148,924,178,432/131,541,842,193.40
  6. Step 6: Final answer
    x = 102,722,222,076.55

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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.