Home / 1,068,940,505,780.20-1,475,190,897,097.90-663,078,801,503.73

Finding the Fourth Proportional to 1,068,940,505,780.20, 1,475,190,897,097.90 and 663,078,801,503.73

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Solution

The fourth proportional to 1,068,940,505,780.20, 1,475,190,897,097.90 and 663,078,801,503.73 is: 915,081,622,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,940,505,780.20 : 1,475,190,897,097.90 = 663,078,801,503.73 : x
  2. Step 2: Convert to fraction form
    1,068,940,505,780.20/1,475,190,897,097.90 = 663,078,801,503.73/x
  3. Step 3: Cross multiply
    1,068,940,505,780.20x = 1,475,190,897,097.90 × 663,078,801,503.73
  4. Step 4: Simplify right side
    1,068,940,505,780.20x = 978,167,812,036,887,744,348,160
  5. Step 5: Solve for x
    x = 978,167,812,036,887,744,348,160/1,068,940,505,780.20
  6. Step 6: Final answer
    x = 915,081,622,174.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.