Home / 8,861,309,515.22-12,228,643,974.09-4,792,211,220.92

Finding the Fourth Proportional to 8,861,309,515.22, 12,228,643,974.09 and 4,792,211,220.92

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Solution

The fourth proportional to 8,861,309,515.22, 12,228,643,974.09 and 4,792,211,220.92 is: 6,613,271,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861,309,515.22 : 12,228,643,974.09 = 4,792,211,220.92 : x
  2. Step 2: Convert to fraction form
    8,861,309,515.22/12,228,643,974.09 = 4,792,211,220.92/x
  3. Step 3: Cross multiply
    8,861,309,515.22x = 12,228,643,974.09 × 4,792,211,220.92
  4. Step 4: Simplify right side
    8,861,309,515.22x = 58,602,244,869,226,217,472
  5. Step 5: Solve for x
    x = 58,602,244,869,226,217,472/8,861,309,515.22
  6. Step 6: Final answer
    x = 6,613,271,409.67

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Double scale
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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.