Home / 7,206,359,898.45-10,811,169,821.82-3,890,103,292.89

Finding the Fourth Proportional to 7,206,359,898.45, 10,811,169,821.82 and 3,890,103,292.89

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Solution

The fourth proportional to 7,206,359,898.45, 10,811,169,821.82 and 3,890,103,292.89 is: 5,836,034,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206,359,898.45 : 10,811,169,821.82 = 3,890,103,292.89 : x
  2. Step 2: Convert to fraction form
    7,206,359,898.45/10,811,169,821.82 = 3,890,103,292.89/x
  3. Step 3: Cross multiply
    7,206,359,898.45x = 10,811,169,821.82 × 3,890,103,292.89
  4. Step 4: Simplify right side
    7,206,359,898.45x = 42,056,567,323,854,970,880
  5. Step 5: Solve for x
    x = 42,056,567,323,854,970,880/7,206,359,898.45
  6. Step 6: Final answer
    x = 5,836,034,824.31

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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.