Home / 56,987,749,635,969-78,638,778,578,497-31,982,380,368,043

Finding the Fourth Proportional to 56,987,749,635,969, 78,638,778,578,497 and 31,982,380,368,043

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Solution

The fourth proportional to 56,987,749,635,969, 78,638,778,578,497 and 31,982,380,368,043 is: 44,133,262,749,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,987,749,635,969 : 78,638,778,578,497 = 31,982,380,368,043 : x
  2. Step 2: Convert to fraction form
    56,987,749,635,969/78,638,778,578,497 = 31,982,380,368,043/x
  3. Step 3: Cross multiply
    56,987,749,635,969x = 78,638,778,578,497 × 31,982,380,368,043
  4. Step 4: Simplify right side
    56,987,749,635,969x = 2,515,055,328,175,802,881,268,514,816
  5. Step 5: Solve for x
    x = 2,515,055,328,175,802,881,268,514,816/56,987,749,635,969
  6. Step 6: Final answer
    x = 44,133,262,749,304.52

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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.