Home / 28,372,704,252.03-39,147,836,067.18-16,939,047,857.85

Finding the Fourth Proportional to 28,372,704,252.03, 39,147,836,067.18 and 16,939,047,857.85

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Solution

The fourth proportional to 28,372,704,252.03, 39,147,836,067.18 and 16,939,047,857.85 is: 23,372,007,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,372,704,252.03 : 39,147,836,067.18 = 16,939,047,857.85 : x
  2. Step 2: Convert to fraction form
    28,372,704,252.03/39,147,836,067.18 = 16,939,047,857.85/x
  3. Step 3: Cross multiply
    28,372,704,252.03x = 39,147,836,067.18 × 16,939,047,857.85
  4. Step 4: Simplify right side
    28,372,704,252.03x = 663,127,068,673,228,406,784
  5. Step 5: Solve for x
    x = 663,127,068,673,228,406,784/28,372,704,252.03
  6. Step 6: Final answer
    x = 23,372,007,926.45

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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.