Home / 28,889,399,757.57-39,867,694,867.17-16,029,272,570.01

Finding the Fourth Proportional to 28,889,399,757.57, 39,867,694,867.17 and 16,029,272,570.01

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Solution

The fourth proportional to 28,889,399,757.57, 39,867,694,867.17 and 16,029,272,570.01 is: 22,120,575,474.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889,399,757.57 : 39,867,694,867.17 = 16,029,272,570.01 : x
  2. Step 2: Convert to fraction form
    28,889,399,757.57/39,867,694,867.17 = 16,029,272,570.01/x
  3. Step 3: Cross multiply
    28,889,399,757.57x = 39,867,694,867.17 × 16,029,272,570.01
  4. Step 4: Simplify right side
    28,889,399,757.57x = 639,050,147,763,856,474,112
  5. Step 5: Solve for x
    x = 639,050,147,763,856,474,112/28,889,399,757.57
  6. Step 6: Final answer
    x = 22,120,575,474.97

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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.