Home / 137,540,545,761.43-206,405,058,524.58-48,003,539,137.21

Finding the Fourth Proportional to 137,540,545,761.43, 206,405,058,524.58 and 48,003,539,137.21

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Solution

The fourth proportional to 137,540,545,761.43, 206,405,058,524.58 and 48,003,539,137.21 is: 72,038,199,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,540,545,761.43 : 206,405,058,524.58 = 48,003,539,137.21 : x
  2. Step 2: Convert to fraction form
    137,540,545,761.43/206,405,058,524.58 = 48,003,539,137.21/x
  3. Step 3: Cross multiply
    137,540,545,761.43x = 206,405,058,524.58 × 48,003,539,137.21
  4. Step 4: Simplify right side
    137,540,545,761.43x = 9,908,173,305,002,795,728,896
  5. Step 5: Solve for x
    x = 9,908,173,305,002,795,728,896/137,540,545,761.43
  6. Step 6: Final answer
    x = 72,038,199,718.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.