Home / 20,823,873,699.60-28,745,743,479.93-14,058,856,171.80

Finding the Fourth Proportional to 20,823,873,699.60, 28,745,743,479.93 and 14,058,856,171.80

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Solution

The fourth proportional to 20,823,873,699.60, 28,745,743,479.93 and 14,058,856,171.80 is: 19,407,161,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,823,873,699.60 : 28,745,743,479.93 = 14,058,856,171.80 : x
  2. Step 2: Convert to fraction form
    20,823,873,699.60/28,745,743,479.93 = 14,058,856,171.80/x
  3. Step 3: Cross multiply
    20,823,873,699.60x = 28,745,743,479.93 × 14,058,856,171.80
  4. Step 4: Simplify right side
    20,823,873,699.60x = 404,132,273,135,793,471,488
  5. Step 5: Solve for x
    x = 404,132,273,135,793,471,488/20,823,873,699.60
  6. Step 6: Final answer
    x = 19,407,161,173.07

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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.