Home / 1,068,940,505,780.70-1,475,190,897,098.70-663,078,801,504.23

Finding the Fourth Proportional to 1,068,940,505,780.70, 1,475,190,897,098.70 and 663,078,801,504.23

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Solution

The fourth proportional to 1,068,940,505,780.70, 1,475,190,897,098.70 and 663,078,801,504.23 is: 915,081,622,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,940,505,780.70 : 1,475,190,897,098.70 = 663,078,801,504.23 : x
  2. Step 2: Convert to fraction form
    1,068,940,505,780.70/1,475,190,897,098.70 = 663,078,801,504.23/x
  3. Step 3: Cross multiply
    1,068,940,505,780.70x = 1,475,190,897,098.70 × 663,078,801,504.23
  4. Step 4: Simplify right side
    1,068,940,505,780.70x = 978,167,812,038,155,833,442,304
  5. Step 5: Solve for x
    x = 978,167,812,038,155,833,442,304/1,068,940,505,780.70
  6. Step 6: Final answer
    x = 915,081,622,174.80

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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.