Home / 271,090,559.20-374,107,870.20-147,331,242.40

Finding the Fourth Proportional to 271,090,559.20, 374,107,870.20 and 147,331,242.40

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Solution

The fourth proportional to 271,090,559.20, 374,107,870.20 and 147,331,242.40 is: 203,318,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,090,559.20 : 374,107,870.20 = 147,331,242.40 : x
  2. Step 2: Convert to fraction form
    271,090,559.20/374,107,870.20 = 147,331,242.40/x
  3. Step 3: Cross multiply
    271,090,559.20x = 374,107,870.20 × 147,331,242.40
  4. Step 4: Simplify right side
    271,090,559.20x = 55,117,777,308,183,936
  5. Step 5: Solve for x
    x = 55,117,777,308,183,936/271,090,559.20
  6. Step 6: Final answer
    x = 203,318,689.78

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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.