Home / 126,567,175.73-190,799,410.61-118,130,186.97

Finding the Fourth Proportional to 126,567,175.73, 190,799,410.61 and 118,130,186.97

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Solution

The fourth proportional to 126,567,175.73, 190,799,410.61 and 118,130,186.97 is: 178,080,690.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,567,175.73 : 190,799,410.61 = 118,130,186.97 : x
  2. Step 2: Convert to fraction form
    126,567,175.73/190,799,410.61 = 118,130,186.97/x
  3. Step 3: Cross multiply
    126,567,175.73x = 190,799,410.61 × 118,130,186.97
  4. Step 4: Simplify right side
    126,567,175.73x = 22,539,170,049,420,428
  5. Step 5: Solve for x
    x = 22,539,170,049,420,428/126,567,175.73
  6. Step 6: Final answer
    x = 178,080,690.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.