Home / 119,555,131.29-164,980,983.60-66,629,022.64

Finding the Fourth Proportional to 119,555,131.29, 164,980,983.60 and 66,629,022.64

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Solution

The fourth proportional to 119,555,131.29, 164,980,983.60 and 66,629,022.64 is: 91,945,210.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,555,131.29 : 164,980,983.60 = 66,629,022.64 : x
  2. Step 2: Convert to fraction form
    119,555,131.29/164,980,983.60 = 66,629,022.64/x
  3. Step 3: Cross multiply
    119,555,131.29x = 164,980,983.60 × 66,629,022.64
  4. Step 4: Simplify right side
    119,555,131.29x = 10,992,521,691,041,416
  5. Step 5: Solve for x
    x = 10,992,521,691,041,416/119,555,131.29
  6. Step 6: Final answer
    x = 91,945,210.32

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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.