Home / 293,568,391.20-440,240,612.40-89,028,487.20

Finding the Fourth Proportional to 293,568,391.20, 440,240,612.40 and 89,028,487.20

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Solution

The fourth proportional to 293,568,391.20, 440,240,612.40 and 89,028,487.20 is: 133,508,773.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,568,391.20 : 440,240,612.40 = 89,028,487.20 : x
  2. Step 2: Convert to fraction form
    293,568,391.20/440,240,612.40 = 89,028,487.20/x
  3. Step 3: Cross multiply
    293,568,391.20x = 440,240,612.40 × 89,028,487.20
  4. Step 4: Simplify right side
    293,568,391.20x = 39,193,955,725,973,560
  5. Step 5: Solve for x
    x = 39,193,955,725,973,560/293,568,391.20
  6. Step 6: Final answer
    x = 133,508,773.09

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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.