Home / 161,374,395,164.11-222,696,749,866.89-88,131,628,561.35

Finding the Fourth Proportional to 161,374,395,164.11, 222,696,749,866.89 and 88,131,628,561.35

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Solution

The fourth proportional to 161,374,395,164.11, 222,696,749,866.89 and 88,131,628,561.35 is: 121,621,693,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,374,395,164.11 : 222,696,749,866.89 = 88,131,628,561.35 : x
  2. Step 2: Convert to fraction form
    161,374,395,164.11/222,696,749,866.89 = 88,131,628,561.35/x
  3. Step 3: Cross multiply
    161,374,395,164.11x = 222,696,749,866.89 × 88,131,628,561.35
  4. Step 4: Simplify right side
    161,374,395,164.11x = 19,626,627,241,088,622,002,176
  5. Step 5: Solve for x
    x = 19,626,627,241,088,622,002,176/161,374,395,164.11
  6. Step 6: Final answer
    x = 121,621,693,584.84

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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.