Home / 188,909,377,058.70-283,472,904,704.85-71,218,012,092.30

Finding the Fourth Proportional to 188,909,377,058.70, 283,472,904,704.85 and 71,218,012,092.30

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Solution

The fourth proportional to 188,909,377,058.70, 283,472,904,704.85 and 71,218,012,092.30 is: 106,868,050,011.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,909,377,058.70 : 283,472,904,704.85 = 71,218,012,092.30 : x
  2. Step 2: Convert to fraction form
    188,909,377,058.70/283,472,904,704.85 = 71,218,012,092.30/x
  3. Step 3: Cross multiply
    188,909,377,058.70x = 283,472,904,704.85 × 71,218,012,092.30
  4. Step 4: Simplify right side
    188,909,377,058.70x = 20,188,376,755,109,411,946,496
  5. Step 5: Solve for x
    x = 20,188,376,755,109,411,946,496/188,909,377,058.70
  6. Step 6: Final answer
    x = 106,868,050,011.28

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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.