Home / 347,680,515,997.60-521,520,773,996.40-124,097,760,311.20

Finding the Fourth Proportional to 347,680,515,997.60, 521,520,773,996.40 and 124,097,760,311.20

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Solution

The fourth proportional to 347,680,515,997.60, 521,520,773,996.40 and 124,097,760,311.20 is: 186,146,640,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,515,997.60 : 521,520,773,996.40 = 124,097,760,311.20 : x
  2. Step 2: Convert to fraction form
    347,680,515,997.60/521,520,773,996.40 = 124,097,760,311.20/x
  3. Step 3: Cross multiply
    347,680,515,997.60x = 521,520,773,996.40 × 124,097,760,311.20
  4. Step 4: Simplify right side
    347,680,515,997.60x = 64,719,560,008,716,752,257,024
  5. Step 5: Solve for x
    x = 64,719,560,008,716,752,257,024/347,680,515,997.60
  6. Step 6: Final answer
    x = 186,146,640,466.80

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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.