Home / 30,180,567,617.31-41,647,970,720.18-16,447,069,245.09

Finding the Fourth Proportional to 30,180,567,617.31, 41,647,970,720.18 and 16,447,069,245.09

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Solution

The fourth proportional to 30,180,567,617.31, 41,647,970,720.18 and 16,447,069,245.09 is: 22,696,294,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180,567,617.31 : 41,647,970,720.18 = 16,447,069,245.09 : x
  2. Step 2: Convert to fraction form
    30,180,567,617.31/41,647,970,720.18 = 16,447,069,245.09/x
  3. Step 3: Cross multiply
    30,180,567,617.31x = 41,647,970,720.18 × 16,447,069,245.09
  4. Step 4: Simplify right side
    30,180,567,617.31x = 684,987,058,352,324,083,712
  5. Step 5: Solve for x
    x = 684,987,058,352,324,083,712/30,180,567,617.31
  6. Step 6: Final answer
    x = 22,696,294,749.59

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1.5x scale

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.