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Finding the Fourth Proportional to 238,203,669,897.72, 357,305,504,846.60 and 238,203,669,897.72

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Solution

The fourth proportional to 238,203,669,897.72, 357,305,504,846.60 and 238,203,669,897.72 is: 357,305,504,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,203,669,897.72 : 357,305,504,846.60 = 238,203,669,897.72 : x
  2. Step 2: Convert to fraction form
    238,203,669,897.72/357,305,504,846.60 = 238,203,669,897.72/x
  3. Step 3: Cross multiply
    238,203,669,897.72x = 357,305,504,846.60 × 238,203,669,897.72
  4. Step 4: Simplify right side
    238,203,669,897.72x = 85,111,482,529,117,686,988,800
  5. Step 5: Solve for x
    x = 85,111,482,529,117,686,988,800/238,203,669,897.72
  6. Step 6: Final answer
    x = 357,305,504,846.60

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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.