Home / 347,681,979,968.70-521,522,969,953.06-246,679,279,578.30

Finding the Fourth Proportional to 347,681,979,968.70, 521,522,969,953.06 and 246,679,279,578.30

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Solution

The fourth proportional to 347,681,979,968.70, 521,522,969,953.06 and 246,679,279,578.30 is: 370,018,919,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,681,979,968.70 : 521,522,969,953.06 = 246,679,279,578.30 : x
  2. Step 2: Convert to fraction form
    347,681,979,968.70/521,522,969,953.06 = 246,679,279,578.30/x
  3. Step 3: Cross multiply
    347,681,979,968.70x = 521,522,969,953.06 × 246,679,279,578.30
  4. Step 4: Simplify right side
    347,681,979,968.70x = 128,648,910,511,556,228,284,416
  5. Step 5: Solve for x
    x = 128,648,910,511,556,228,284,416/347,681,979,968.70
  6. Step 6: Final answer
    x = 370,018,919,367.46

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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.