Home / 5,331,464,869.18-7,353,878,882.58-3,428,632,078.82

Finding the Fourth Proportional to 5,331,464,869.18, 7,353,878,882.58 and 3,428,632,078.82

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Solution

The fourth proportional to 5,331,464,869.18, 7,353,878,882.58 and 3,428,632,078.82 is: 4,729,234,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331,464,869.18 : 7,353,878,882.58 = 3,428,632,078.82 : x
  2. Step 2: Convert to fraction form
    5,331,464,869.18/7,353,878,882.58 = 3,428,632,078.82/x
  3. Step 3: Cross multiply
    5,331,464,869.18x = 7,353,878,882.58 × 3,428,632,078.82
  4. Step 4: Simplify right side
    5,331,464,869.18x = 25,213,745,040,553,623,552
  5. Step 5: Solve for x
    x = 25,213,745,040,553,623,552/5,331,464,869.18
  6. Step 6: Final answer
    x = 4,729,234,020.90

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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.