Home / 56,987,749,635,628-78,638,778,578,048-31,982,380,367,706

Finding the Fourth Proportional to 56,987,749,635,628, 78,638,778,578,048 and 31,982,380,367,706

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Solution

The fourth proportional to 56,987,749,635,628, 78,638,778,578,048 and 31,982,380,367,706 is: 44,133,262,748,851.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,987,749,635,628 : 78,638,778,578,048 = 31,982,380,367,706 : x
  2. Step 2: Convert to fraction form
    56,987,749,635,628/78,638,778,578,048 = 31,982,380,367,706/x
  3. Step 3: Cross multiply
    56,987,749,635,628x = 78,638,778,578,048 × 31,982,380,367,706
  4. Step 4: Simplify right side
    56,987,749,635,628x = 2,515,055,328,134,941,730,645,475,328
  5. Step 5: Solve for x
    x = 2,515,055,328,134,941,730,645,475,328/56,987,749,635,628
  6. Step 6: Final answer
    x = 44,133,262,748,851.59

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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.