Home / 85,992,203.84-118,679,924.34-48,834,419.90

Finding the Fourth Proportional to 85,992,203.84, 118,679,924.34 and 48,834,419.90

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Solution

The fourth proportional to 85,992,203.84, 118,679,924.34 and 48,834,419.90 is: 67,397,566.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,992,203.84 : 118,679,924.34 = 48,834,419.90 : x
  2. Step 2: Convert to fraction form
    85,992,203.84/118,679,924.34 = 48,834,419.90/x
  3. Step 3: Cross multiply
    85,992,203.84x = 118,679,924.34 × 48,834,419.90
  4. Step 4: Simplify right side
    85,992,203.84x = 5,795,665,258,919,790
  5. Step 5: Solve for x
    x = 5,795,665,258,919,790/85,992,203.84
  6. Step 6: Final answer
    x = 67,397,566.29

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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.