Home / 103,860,459.72-155,653,082.46-55,233,606.60

Finding the Fourth Proportional to 103,860,459.72, 155,653,082.46 and 55,233,606.60

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Solution

The fourth proportional to 103,860,459.72, 155,653,082.46 and 55,233,606.60 is: 82,777,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,860,459.72 : 155,653,082.46 = 55,233,606.60 : x
  2. Step 2: Convert to fraction form
    103,860,459.72/155,653,082.46 = 55,233,606.60/x
  3. Step 3: Cross multiply
    103,860,459.72x = 155,653,082.46 × 55,233,606.60
  4. Step 4: Simplify right side
    103,860,459.72x = 8,597,281,122,673,001
  5. Step 5: Solve for x
    x = 8,597,281,122,673,001/103,860,459.72
  6. Step 6: Final answer
    x = 82,777,229.62

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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.