Home / 1,348,561,590,078.60-2,022,961,302,618.20-380,478,502,257.45

Finding the Fourth Proportional to 1,348,561,590,078.60, 2,022,961,302,618.20 and 380,478,502,257.45

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Solution

The fourth proportional to 1,348,561,590,078.60, 2,022,961,302,618.20 and 380,478,502,257.45 is: 570,751,304,358.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,561,590,078.60 : 2,022,961,302,618.20 = 380,478,502,257.45 : x
  2. Step 2: Convert to fraction form
    1,348,561,590,078.60/2,022,961,302,618.20 = 380,478,502,257.45/x
  3. Step 3: Cross multiply
    1,348,561,590,078.60x = 2,022,961,302,618.20 × 380,478,502,257.45
  4. Step 4: Simplify right side
    1,348,561,590,078.60x = 769,693,286,544,952,864,538,624
  5. Step 5: Solve for x
    x = 769,693,286,544,952,864,538,624/1,348,561,590,078.60
  6. Step 6: Final answer
    x = 570,751,304,358.37

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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.