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Finding the Fourth Proportional to 131,909,502,000.37, 197,864,253,000.55 and 131,909,502,000.37

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Solution

The fourth proportional to 131,909,502,000.37, 197,864,253,000.55 and 131,909,502,000.37 is: 197,864,253,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,909,502,000.37 : 197,864,253,000.55 = 131,909,502,000.37 : x
  2. Step 2: Convert to fraction form
    131,909,502,000.37/197,864,253,000.55 = 131,909,502,000.37/x
  3. Step 3: Cross multiply
    131,909,502,000.37x = 197,864,253,000.55 × 131,909,502,000.37
  4. Step 4: Simplify right side
    131,909,502,000.37x = 26,100,175,076,977,763,418,112
  5. Step 5: Solve for x
    x = 26,100,175,076,977,763,418,112/131,909,502,000.37
  6. Step 6: Final answer
    x = 197,864,253,000.55

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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.