Home / 89,239,969.80-133,859,954.70-50,976,217.80

Finding the Fourth Proportional to 89,239,969.80, 133,859,954.70 and 50,976,217.80

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Solution

The fourth proportional to 89,239,969.80, 133,859,954.70 and 50,976,217.80 is: 76,464,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,239,969.80 : 133,859,954.70 = 50,976,217.80 : x
  2. Step 2: Convert to fraction form
    89,239,969.80/133,859,954.70 = 50,976,217.80/x
  3. Step 3: Cross multiply
    89,239,969.80x = 133,859,954.70 × 50,976,217.80
  4. Step 4: Simplify right side
    89,239,969.80x = 6,823,674,205,485,333
  5. Step 5: Solve for x
    x = 6,823,674,205,485,333/89,239,969.80
  6. Step 6: Final answer
    x = 76,464,326.70

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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.