Home / 122,760,544,272.41-169,407,748,178.55-68,567,883,777.32

Finding the Fourth Proportional to 122,760,544,272.41, 169,407,748,178.55 and 68,567,883,777.32

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Solution

The fourth proportional to 122,760,544,272.41, 169,407,748,178.55 and 68,567,883,777.32 is: 94,622,672,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,760,544,272.41 : 169,407,748,178.55 = 68,567,883,777.32 : x
  2. Step 2: Convert to fraction form
    122,760,544,272.41/169,407,748,178.55 = 68,567,883,777.32/x
  3. Step 3: Cross multiply
    122,760,544,272.41x = 169,407,748,178.55 × 68,567,883,777.32
  4. Step 4: Simplify right side
    122,760,544,272.41x = 11,615,930,788,084,308,770,816
  5. Step 5: Solve for x
    x = 11,615,930,788,084,308,770,816/122,760,544,272.41
  6. Step 6: Final answer
    x = 94,622,672,593.47

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1.5x scale

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.