Home / 126,377,708,079.48-174,401,195,054.98-69,283,792,738.32

Finding the Fourth Proportional to 126,377,708,079.48, 174,401,195,054.98 and 69,283,792,738.32

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Solution

The fourth proportional to 126,377,708,079.48, 174,401,195,054.98 and 69,283,792,738.32 is: 95,611,610,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,377,708,079.48 : 174,401,195,054.98 = 69,283,792,738.32 : x
  2. Step 2: Convert to fraction form
    126,377,708,079.48/174,401,195,054.98 = 69,283,792,738.32/x
  3. Step 3: Cross multiply
    126,377,708,079.48x = 174,401,195,054.98 × 69,283,792,738.32
  4. Step 4: Simplify right side
    126,377,708,079.48x = 12,083,176,251,504,556,244,992
  5. Step 5: Solve for x
    x = 12,083,176,251,504,556,244,992/126,377,708,079.48
  6. Step 6: Final answer
    x = 95,611,610,901.39

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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.