Home / 56,987,749,635,620-78,638,778,578,028-31,982,380,367,696

Finding the Fourth Proportional to 56,987,749,635,620, 78,638,778,578,028 and 31,982,380,367,696

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Solution

The fourth proportional to 56,987,749,635,620, 78,638,778,578,028 and 31,982,380,367,696 is: 44,133,262,748,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,987,749,635,620 : 78,638,778,578,028 = 31,982,380,367,696 : x
  2. Step 2: Convert to fraction form
    56,987,749,635,620/78,638,778,578,028 = 31,982,380,367,696/x
  3. Step 3: Cross multiply
    56,987,749,635,620x = 78,638,778,578,028 × 31,982,380,367,696
  4. Step 4: Simplify right side
    56,987,749,635,620x = 2,515,055,328,133,515,664,064,249,856
  5. Step 5: Solve for x
    x = 2,515,055,328,133,515,664,064,249,856/56,987,749,635,620
  6. Step 6: Final answer
    x = 44,133,262,748,832.76

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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.