Home / 13,531,279,154.49-20,297,694,381.32-3,582,464,345.91

Finding the Fourth Proportional to 13,531,279,154.49, 20,297,694,381.32 and 3,582,464,345.91

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Solution

The fourth proportional to 13,531,279,154.49, 20,297,694,381.32 and 3,582,464,345.91 is: 5,373,901,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531,279,154.49 : 20,297,694,381.32 = 3,582,464,345.91 : x
  2. Step 2: Convert to fraction form
    13,531,279,154.49/20,297,694,381.32 = 3,582,464,345.91/x
  3. Step 3: Cross multiply
    13,531,279,154.49x = 20,297,694,381.32 × 3,582,464,345.91
  4. Step 4: Simplify right side
    13,531,279,154.49x = 72,715,766,425,324,216,320
  5. Step 5: Solve for x
    x = 72,715,766,425,324,216,320/13,531,279,154.49
  6. Step 6: Final answer
    x = 5,373,901,875.43

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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.