Home / 3,882,044,754.46-5,357,461,839.33-2,141,964,684.64

Finding the Fourth Proportional to 3,882,044,754.46, 5,357,461,839.33 and 2,141,964,684.64

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Solution

The fourth proportional to 3,882,044,754.46, 5,357,461,839.33 and 2,141,964,684.64 is: 2,956,043,730.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882,044,754.46 : 5,357,461,839.33 = 2,141,964,684.64 : x
  2. Step 2: Convert to fraction form
    3,882,044,754.46/5,357,461,839.33 = 2,141,964,684.64/x
  3. Step 3: Cross multiply
    3,882,044,754.46x = 5,357,461,839.33 × 2,141,964,684.64
  4. Step 4: Simplify right side
    3,882,044,754.46x = 11,475,494,059,151,319,040
  5. Step 5: Solve for x
    x = 11,475,494,059,151,319,040/3,882,044,754.46
  6. Step 6: Final answer
    x = 2,956,043,730.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.