Home / 356,412,523.32-534,619,211.45-97,629,974.64

Finding the Fourth Proportional to 356,412,523.32, 534,619,211.45 and 97,629,974.64

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Solution

The fourth proportional to 356,412,523.32, 534,619,211.45 and 97,629,974.64 is: 146,445,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,412,523.32 : 534,619,211.45 = 97,629,974.64 : x
  2. Step 2: Convert to fraction form
    356,412,523.32/534,619,211.45 = 97,629,974.64/x
  3. Step 3: Cross multiply
    356,412,523.32x = 534,619,211.45 × 97,629,974.64
  4. Step 4: Simplify right side
    356,412,523.32x = 52,194,860,055,432,144
  5. Step 5: Solve for x
    x = 52,194,860,055,432,144/356,412,523.32
  6. Step 6: Final answer
    x = 146,445,078.78

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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.