Home / 313,077,469.80-469,673,936.52-102,999,977.94

Finding the Fourth Proportional to 313,077,469.80, 469,673,936.52 and 102,999,977.94

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Solution

The fourth proportional to 313,077,469.80, 469,673,936.52 and 102,999,977.94 is: 154,518,960.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,077,469.80 : 469,673,936.52 = 102,999,977.94 : x
  2. Step 2: Convert to fraction form
    313,077,469.80/469,673,936.52 = 102,999,977.94/x
  3. Step 3: Cross multiply
    313,077,469.80x = 469,673,936.52 × 102,999,977.94
  4. Step 4: Simplify right side
    313,077,469.80x = 48,376,405,100,552,960
  5. Step 5: Solve for x
    x = 48,376,405,100,552,960/313,077,469.80
  6. Step 6: Final answer
    x = 154,518,960.22

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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.