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Finding the Fourth Proportional to 13,463,172,048.70, 20,194,758,073.05 and 13,463,172,048.70

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Solution

The fourth proportional to 13,463,172,048.70, 20,194,758,073.05 and 13,463,172,048.70 is: 20,194,758,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463,172,048.70 : 20,194,758,073.05 = 13,463,172,048.70 : x
  2. Step 2: Convert to fraction form
    13,463,172,048.70/20,194,758,073.05 = 13,463,172,048.70/x
  3. Step 3: Cross multiply
    13,463,172,048.70x = 20,194,758,073.05 × 13,463,172,048.70
  4. Step 4: Simplify right side
    13,463,172,048.70x = 271,885,502,419,345,440,768
  5. Step 5: Solve for x
    x = 271,885,502,419,345,440,768/13,463,172,048.70
  6. Step 6: Final answer
    x = 20,194,758,073.05

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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.