Home / 293,785,215.20-440,694,411.60-89,319,960.80

Finding the Fourth Proportional to 293,785,215.20, 440,694,411.60 and 89,319,960.80

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Solution

The fourth proportional to 293,785,215.20, 440,694,411.60 and 89,319,960.80 is: 133,984,984.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,785,215.20 : 440,694,411.60 = 89,319,960.80 : x
  2. Step 2: Convert to fraction form
    293,785,215.20/440,694,411.60 = 89,319,960.80/x
  3. Step 3: Cross multiply
    293,785,215.20x = 440,694,411.60 × 89,319,960.80
  4. Step 4: Simplify right side
    293,785,215.20x = 39,362,807,568,891,064
  5. Step 5: Solve for x
    x = 39,362,807,568,891,064/293,785,215.20
  6. Step 6: Final answer
    x = 133,984,984.72

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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.