Home / 97,755,157.20-146,715,404.40-40,288,670.40

Finding the Fourth Proportional to 97,755,157.20, 146,715,404.40 and 40,288,670.40

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Solution

The fourth proportional to 97,755,157.20, 146,715,404.40 and 40,288,670.40 is: 60,467,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,755,157.20 : 146,715,404.40 = 40,288,670.40 : x
  2. Step 2: Convert to fraction form
    97,755,157.20/146,715,404.40 = 40,288,670.40/x
  3. Step 3: Cross multiply
    97,755,157.20x = 146,715,404.40 × 40,288,670.40
  4. Step 4: Simplify right side
    97,755,157.20x = 5,910,968,570,474,310
  5. Step 5: Solve for x
    x = 5,910,968,570,474,310/97,755,157.20
  6. Step 6: Final answer
    x = 60,467,076.52

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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.