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Finding the Fourth Proportional to 171,998,943.30, 241,478,765.10 and 171,998,943.30

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Solution

The fourth proportional to 171,998,943.30, 241,478,765.10 and 171,998,943.30 is: 241,478,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,998,943.30 : 241,478,765.10 = 171,998,943.30 : x
  2. Step 2: Convert to fraction form
    171,998,943.30/241,478,765.10 = 171,998,943.30/x
  3. Step 3: Cross multiply
    171,998,943.30x = 241,478,765.10 × 171,998,943.30
  4. Step 4: Simplify right side
    171,998,943.30x = 41,534,092,426,588,920
  5. Step 5: Solve for x
    x = 41,534,092,426,588,920/171,998,943.30
  6. Step 6: Final answer
    x = 241,478,765.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.