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Finding the Fourth Proportional to 60,967,728,000.80, 91,451,592,001.20 and 60,967,728,000.80

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Solution

The fourth proportional to 60,967,728,000.80, 91,451,592,001.20 and 60,967,728,000.80 is: 91,451,592,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,967,728,000.80 : 91,451,592,001.20 = 60,967,728,000.80 : x
  2. Step 2: Convert to fraction form
    60,967,728,000.80/91,451,592,001.20 = 60,967,728,000.80/x
  3. Step 3: Cross multiply
    60,967,728,000.80x = 91,451,592,001.20 × 60,967,728,000.80
  4. Step 4: Simplify right side
    60,967,728,000.80x = 5,575,595,786,369,298,857,984
  5. Step 5: Solve for x
    x = 5,575,595,786,369,298,857,984/60,967,728,000.80
  6. Step 6: Final answer
    x = 91,451,592,001.20

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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.