Home / 8,799,948,889.89-13,205,738,631.01-4,143,154,607.25

Finding the Fourth Proportional to 8,799,948,889.89, 13,205,738,631.01 and 4,143,154,607.25

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Solution

The fourth proportional to 8,799,948,889.89, 13,205,738,631.01 and 4,143,154,607.25 is: 6,217,469,843.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799,948,889.89 : 13,205,738,631.01 = 4,143,154,607.25 : x
  2. Step 2: Convert to fraction form
    8,799,948,889.89/13,205,738,631.01 = 4,143,154,607.25/x
  3. Step 3: Cross multiply
    8,799,948,889.89x = 13,205,738,631.01 × 4,143,154,607.25
  4. Step 4: Simplify right side
    8,799,948,889.89x = 54,713,416,851,208,388,608
  5. Step 5: Solve for x
    x = 54,713,416,851,208,388,608/8,799,948,889.89
  6. Step 6: Final answer
    x = 6,217,469,843.95

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Double scale
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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.