Home / 10,480,386,553.25-15,715,063,627.58-7,165,149,220.74

Finding the Fourth Proportional to 10,480,386,553.25, 15,715,063,627.58 and 7,165,149,220.74

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Solution

The fourth proportional to 10,480,386,553.25, 15,715,063,627.58 and 7,165,149,220.74 is: 10,743,952,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,480,386,553.25 : 15,715,063,627.58 = 7,165,149,220.74 : x
  2. Step 2: Convert to fraction form
    10,480,386,553.25/15,715,063,627.58 = 7,165,149,220.74/x
  3. Step 3: Cross multiply
    10,480,386,553.25x = 15,715,063,627.58 × 7,165,149,220.74
  4. Step 4: Simplify right side
    10,480,386,553.25x = 112,600,775,904,998,522,880
  5. Step 5: Solve for x
    x = 112,600,775,904,998,522,880/10,480,386,553.25
  6. Step 6: Final answer
    x = 10,743,952,556.80

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Double scale
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1.5x scale

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.