Home / 394,070,795,892.45-591,046,468,890.21-107,251,203,047.58

Finding the Fourth Proportional to 394,070,795,892.45, 591,046,468,890.21 and 107,251,203,047.58

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Solution

The fourth proportional to 394,070,795,892.45, 591,046,468,890.21 and 107,251,203,047.58 is: 160,860,549,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,070,795,892.45 : 591,046,468,890.21 = 107,251,203,047.58 : x
  2. Step 2: Convert to fraction form
    394,070,795,892.45/591,046,468,890.21 = 107,251,203,047.58/x
  3. Step 3: Cross multiply
    394,070,795,892.45x = 591,046,468,890.21 × 107,251,203,047.58
  4. Step 4: Simplify right side
    394,070,795,892.45x = 63,390,444,845,499,083,128,832
  5. Step 5: Solve for x
    x = 63,390,444,845,499,083,128,832/394,070,795,892.45
  6. Step 6: Final answer
    x = 160,860,549,693.72

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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.