Home / 291,310,788.96-437,029,169.04-154,976,358.24

Finding the Fourth Proportional to 291,310,788.96, 437,029,169.04 and 154,976,358.24

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Solution

The fourth proportional to 291,310,788.96, 437,029,169.04 and 154,976,358.24 is: 232,498,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,310,788.96 : 437,029,169.04 = 154,976,358.24 : x
  2. Step 2: Convert to fraction form
    291,310,788.96/437,029,169.04 = 154,976,358.24/x
  3. Step 3: Cross multiply
    291,310,788.96x = 437,029,169.04 × 154,976,358.24
  4. Step 4: Simplify right side
    291,310,788.96x = 67,729,189,062,472,568
  5. Step 5: Solve for x
    x = 67,729,189,062,472,568/291,310,788.96
  6. Step 6: Final answer
    x = 232,498,045.49

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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.