Home / 112,884,192,062.40-169,326,288,093.60-91,987,081,636.80

Finding the Fourth Proportional to 112,884,192,062.40, 169,326,288,093.60 and 91,987,081,636.80

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Solution

The fourth proportional to 112,884,192,062.40, 169,326,288,093.60 and 91,987,081,636.80 is: 137,980,622,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,884,192,062.40 : 169,326,288,093.60 = 91,987,081,636.80 : x
  2. Step 2: Convert to fraction form
    112,884,192,062.40/169,326,288,093.60 = 91,987,081,636.80/x
  3. Step 3: Cross multiply
    112,884,192,062.40x = 169,326,288,093.60 × 91,987,081,636.80
  4. Step 4: Simplify right side
    112,884,192,062.40x = 15,575,831,086,122,301,128,704
  5. Step 5: Solve for x
    x = 15,575,831,086,122,301,128,704/112,884,192,062.40
  6. Step 6: Final answer
    x = 137,980,622,455.20

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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.