Home / 293,857,301.80-440,282,067.90-191,568,687.40

Finding the Fourth Proportional to 293,857,301.80, 440,282,067.90 and 191,568,687.40

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Solution

The fourth proportional to 293,857,301.80, 440,282,067.90 and 191,568,687.40 is: 287,024,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,857,301.80 : 440,282,067.90 = 191,568,687.40 : x
  2. Step 2: Convert to fraction form
    293,857,301.80/440,282,067.90 = 191,568,687.40/x
  3. Step 3: Cross multiply
    293,857,301.80x = 440,282,067.90 × 191,568,687.40
  4. Step 4: Simplify right side
    293,857,301.80x = 84,344,257,833,360,672
  5. Step 5: Solve for x
    x = 84,344,257,833,360,672/293,857,301.80
  6. Step 6: Final answer
    x = 287,024,543.26

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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.