Home / 84,489,408,003.15-126,734,112,004.73-70,852,206,790.35

Finding the Fourth Proportional to 84,489,408,003.15, 126,734,112,004.73 and 70,852,206,790.35

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Solution

The fourth proportional to 84,489,408,003.15, 126,734,112,004.73 and 70,852,206,790.35 is: 106,278,310,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,489,408,003.15 : 126,734,112,004.73 = 70,852,206,790.35 : x
  2. Step 2: Convert to fraction form
    84,489,408,003.15/126,734,112,004.73 = 70,852,206,790.35/x
  3. Step 3: Cross multiply
    84,489,408,003.15x = 126,734,112,004.73 × 70,852,206,790.35
  4. Step 4: Simplify right side
    84,489,408,003.15x = 8,979,391,511,150,509,162,496
  5. Step 5: Solve for x
    x = 8,979,391,511,150,509,162,496/84,489,408,003.15
  6. Step 6: Final answer
    x = 106,278,310,185.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.