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Finding the Fourth Proportional to 19,572,227,794.20, 29,358,341,691.30 and 19,572,227,794.20

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Solution

The fourth proportional to 19,572,227,794.20, 29,358,341,691.30 and 19,572,227,794.20 is: 29,358,341,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572,227,794.20 : 29,358,341,691.30 = 19,572,227,794.20 : x
  2. Step 2: Convert to fraction form
    19,572,227,794.20/29,358,341,691.30 = 19,572,227,794.20/x
  3. Step 3: Cross multiply
    19,572,227,794.20x = 29,358,341,691.30 × 19,572,227,794.20
  4. Step 4: Simplify right side
    19,572,227,794.20x = 574,608,151,242,082,484,224
  5. Step 5: Solve for x
    x = 574,608,151,242,082,484,224/19,572,227,794.20
  6. Step 6: Final answer
    x = 29,358,341,691.30

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Double scale
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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.