Home / 137,540,545,760.92-206,405,058,523.82-48,003,539,136.72

Finding the Fourth Proportional to 137,540,545,760.92, 206,405,058,523.82 and 48,003,539,136.72

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Solution

The fourth proportional to 137,540,545,760.92, 206,405,058,523.82 and 48,003,539,136.72 is: 72,038,199,718.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,540,545,760.92 : 206,405,058,523.82 = 48,003,539,136.72 : x
  2. Step 2: Convert to fraction form
    137,540,545,760.92/206,405,058,523.82 = 48,003,539,136.72/x
  3. Step 3: Cross multiply
    137,540,545,760.92x = 206,405,058,523.82 × 48,003,539,136.72
  4. Step 4: Simplify right side
    137,540,545,760.92x = 9,908,173,304,865,176,420,352
  5. Step 5: Solve for x
    x = 9,908,173,304,865,176,420,352/137,540,545,760.92
  6. Step 6: Final answer
    x = 72,038,199,718.13

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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.