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Finding the Fourth Proportional to 395,722,936,729.40, 593,584,405,094.10 and 395,722,936,729.40

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Solution

The fourth proportional to 395,722,936,729.40, 593,584,405,094.10 and 395,722,936,729.40 is: 593,584,405,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,722,936,729.40 : 593,584,405,094.10 = 395,722,936,729.40 : x
  2. Step 2: Convert to fraction form
    395,722,936,729.40/593,584,405,094.10 = 395,722,936,729.40/x
  3. Step 3: Cross multiply
    395,722,936,729.40x = 593,584,405,094.10 × 395,722,936,729.40
  4. Step 4: Simplify right side
    395,722,936,729.40x = 234,894,963,980,611,092,480,000
  5. Step 5: Solve for x
    x = 234,894,963,980,611,092,480,000/395,722,936,729.40
  6. Step 6: Final answer
    x = 593,584,405,094.10

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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.