Home / 11,466,556,414.16-15,824,338,781.67-6,385,920,321.11

Finding the Fourth Proportional to 11,466,556,414.16, 15,824,338,781.67 and 6,385,920,321.11

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Solution

The fourth proportional to 11,466,556,414.16, 15,824,338,781.67 and 6,385,920,321.11 is: 8,812,843,450.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466,556,414.16 : 15,824,338,781.67 = 6,385,920,321.11 : x
  2. Step 2: Convert to fraction form
    11,466,556,414.16/15,824,338,781.67 = 6,385,920,321.11/x
  3. Step 3: Cross multiply
    11,466,556,414.16x = 15,824,338,781.67 × 6,385,920,321.11
  4. Step 4: Simplify right side
    11,466,556,414.16x = 101,052,966,593,916,387,328
  5. Step 5: Solve for x
    x = 101,052,966,593,916,387,328/11,466,556,414.16
  6. Step 6: Final answer
    x = 8,812,843,450.47

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Double scale
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1.5x scale

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.