Home / 109,578,081.69-164,629,341.27-70,263,361.69

Finding the Fourth Proportional to 109,578,081.69, 164,629,341.27 and 70,263,361.69

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Solution

The fourth proportional to 109,578,081.69, 164,629,341.27 and 70,263,361.69 is: 105,563,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,578,081.69 : 164,629,341.27 = 70,263,361.69 : x
  2. Step 2: Convert to fraction form
    109,578,081.69/164,629,341.27 = 70,263,361.69/x
  3. Step 3: Cross multiply
    109,578,081.69x = 164,629,341.27 × 70,263,361.69
  4. Step 4: Simplify right side
    109,578,081.69x = 11,567,410,950,954,920
  5. Step 5: Solve for x
    x = 11,567,410,950,954,920/109,578,081.69
  6. Step 6: Final answer
    x = 105,563,181.73

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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.