Home / 7,141,503,684.28-9,854,598,522.54-3,969,310,922.68

Finding the Fourth Proportional to 7,141,503,684.28, 9,854,598,522.54 and 3,969,310,922.68

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Solution

The fourth proportional to 7,141,503,684.28, 9,854,598,522.54 and 3,969,310,922.68 is: 5,477,273,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,503,684.28 : 9,854,598,522.54 = 3,969,310,922.68 : x
  2. Step 2: Convert to fraction form
    7,141,503,684.28/9,854,598,522.54 = 3,969,310,922.68/x
  3. Step 3: Cross multiply
    7,141,503,684.28x = 9,854,598,522.54 × 3,969,310,922.68
  4. Step 4: Simplify right side
    7,141,503,684.28x = 39,115,965,554,144,215,040
  5. Step 5: Solve for x
    x = 39,115,965,554,144,215,040/7,141,503,684.28
  6. Step 6: Final answer
    x = 5,477,273,034.28

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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.