Home / 102,568,716.59-141,544,872.60-55,525,788.77

Finding the Fourth Proportional to 102,568,716.59, 141,544,872.60 and 55,525,788.77

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Solution

The fourth proportional to 102,568,716.59, 141,544,872.60 and 55,525,788.77 is: 76,625,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,568,716.59 : 141,544,872.60 = 55,525,788.77 : x
  2. Step 2: Convert to fraction form
    102,568,716.59/141,544,872.60 = 55,525,788.77/x
  3. Step 3: Cross multiply
    102,568,716.59x = 141,544,872.60 × 55,525,788.77
  4. Step 4: Simplify right side
    102,568,716.59x = 7,859,390,696,548,215
  5. Step 5: Solve for x
    x = 7,859,390,696,548,215/102,568,716.59
  6. Step 6: Final answer
    x = 76,625,612.16

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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.