Home / 331,893,335.40-497,840,003.10-89,555,850.60

Finding the Fourth Proportional to 331,893,335.40, 497,840,003.10 and 89,555,850.60

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Solution

The fourth proportional to 331,893,335.40, 497,840,003.10 and 89,555,850.60 is: 134,333,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,893,335.40 : 497,840,003.10 = 89,555,850.60 : x
  2. Step 2: Convert to fraction form
    331,893,335.40/497,840,003.10 = 89,555,850.60/x
  3. Step 3: Cross multiply
    331,893,335.40x = 497,840,003.10 × 89,555,850.60
  4. Step 4: Simplify right side
    331,893,335.40x = 44,584,484,940,327,136
  5. Step 5: Solve for x
    x = 44,584,484,940,327,136/331,893,335.40
  6. Step 6: Final answer
    x = 134,333,775.90

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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.