Home / 126,377,708,081.73-174,401,195,058.09-69,283,792,740.57

Finding the Fourth Proportional to 126,377,708,081.73, 174,401,195,058.09 and 69,283,792,740.57

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Solution

The fourth proportional to 126,377,708,081.73, 174,401,195,058.09 and 69,283,792,740.57 is: 95,611,610,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,377,708,081.73 : 174,401,195,058.09 = 69,283,792,740.57 : x
  2. Step 2: Convert to fraction form
    126,377,708,081.73/174,401,195,058.09 = 69,283,792,740.57/x
  3. Step 3: Cross multiply
    126,377,708,081.73x = 174,401,195,058.09 × 69,283,792,740.57
  4. Step 4: Simplify right side
    126,377,708,081.73x = 12,083,176,252,112,430,432,256
  5. Step 5: Solve for x
    x = 12,083,176,252,112,430,432,256/126,377,708,081.73
  6. Step 6: Final answer
    x = 95,611,610,904.50

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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.