Home / 327,994,047.90-491,991,575.94-131,346,017.10

Finding the Fourth Proportional to 327,994,047.90, 491,991,575.94 and 131,346,017.10

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Solution

The fourth proportional to 327,994,047.90, 491,991,575.94 and 131,346,017.10 is: 197,019,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,994,047.90 : 491,991,575.94 = 131,346,017.10 : x
  2. Step 2: Convert to fraction form
    327,994,047.90/491,991,575.94 = 131,346,017.10/x
  3. Step 3: Cross multiply
    327,994,047.90x = 491,991,575.94 × 131,346,017.10
  4. Step 4: Simplify right side
    327,994,047.90x = 64,621,133,946,471,184
  5. Step 5: Solve for x
    x = 64,621,133,946,471,184/327,994,047.90
  6. Step 6: Final answer
    x = 197,019,227.51

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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.