Home / 13,738,862,881.85-20,609,481,444.16-3,790,306,592.80

Finding the Fourth Proportional to 13,738,862,881.85, 20,609,481,444.16 and 3,790,306,592.80

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Solution

The fourth proportional to 13,738,862,881.85, 20,609,481,444.16 and 3,790,306,592.80 is: 5,685,787,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,862,881.85 : 20,609,481,444.16 = 3,790,306,592.80 : x
  2. Step 2: Convert to fraction form
    13,738,862,881.85/20,609,481,444.16 = 3,790,306,592.80/x
  3. Step 3: Cross multiply
    13,738,862,881.85x = 20,609,481,444.16 × 3,790,306,592.80
  4. Step 4: Simplify right side
    13,738,862,881.85x = 78,116,253,391,885,860,864
  5. Step 5: Solve for x
    x = 78,116,253,391,885,860,864/13,738,862,881.85
  6. Step 6: Final answer
    x = 5,685,787,394.76

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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.