Home / 8,861,309,469.89-12,228,643,911.71-4,792,211,175.61

Finding the Fourth Proportional to 8,861,309,469.89, 12,228,643,911.71 and 4,792,211,175.61

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Solution

The fourth proportional to 8,861,309,469.89, 12,228,643,911.71 and 4,792,211,175.61 is: 6,613,271,347.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861,309,469.89 : 12,228,643,911.71 = 4,792,211,175.61 : x
  2. Step 2: Convert to fraction form
    8,861,309,469.89/12,228,643,911.71 = 4,792,211,175.61/x
  3. Step 3: Cross multiply
    8,861,309,469.89x = 12,228,643,911.71 × 4,792,211,175.61
  4. Step 4: Simplify right side
    8,861,309,469.89x = 58,602,244,016,251,838,464
  5. Step 5: Solve for x
    x = 58,602,244,016,251,838,464/8,861,309,469.89
  6. Step 6: Final answer
    x = 6,613,271,347.24

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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.