Home / 1,394,079,495.40-2,091,119,243.10-1,330,590,010.60

Finding the Fourth Proportional to 1,394,079,495.40, 2,091,119,243.10 and 1,330,590,010.60

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Solution

The fourth proportional to 1,394,079,495.40, 2,091,119,243.10 and 1,330,590,010.60 is: 1,995,885,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,079,495.40 : 2,091,119,243.10 = 1,330,590,010.60 : x
  2. Step 2: Convert to fraction form
    1,394,079,495.40/2,091,119,243.10 = 1,330,590,010.60/x
  3. Step 3: Cross multiply
    1,394,079,495.40x = 2,091,119,243.10 × 1,330,590,010.60
  4. Step 4: Simplify right side
    1,394,079,495.40x = 2,782,422,375,842,292,736
  5. Step 5: Solve for x
    x = 2,782,422,375,842,292,736/1,394,079,495.40
  6. Step 6: Final answer
    x = 1,995,885,015.90

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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.