Home / 1,068,940,505,779.40-1,475,190,897,096.90-663,078,801,503

Finding the Fourth Proportional to 1,068,940,505,779.40, 1,475,190,897,096.90 and 663,078,801,503

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Solution

The fourth proportional to 1,068,940,505,779.40, 1,475,190,897,096.90 and 663,078,801,503 is: 915,081,622,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,940,505,779.40 : 1,475,190,897,096.90 = 663,078,801,503 : x
  2. Step 2: Convert to fraction form
    1,068,940,505,779.40/1,475,190,897,096.90 = 663,078,801,503/x
  3. Step 3: Cross multiply
    1,068,940,505,779.40x = 1,475,190,897,096.90 × 663,078,801,503
  4. Step 4: Simplify right side
    1,068,940,505,779.40x = 978,167,812,035,147,745,722,368
  5. Step 5: Solve for x
    x = 978,167,812,035,147,745,722,368/1,068,940,505,779.40
  6. Step 6: Final answer
    x = 915,081,622,173.10

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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.