Home / 330,028,410.70-495,042,707.78-122,739,737.48

Finding the Fourth Proportional to 330,028,410.70, 495,042,707.78 and 122,739,737.48

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Solution

The fourth proportional to 330,028,410.70, 495,042,707.78 and 122,739,737.48 is: 184,109,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,028,410.70 : 495,042,707.78 = 122,739,737.48 : x
  2. Step 2: Convert to fraction form
    330,028,410.70/495,042,707.78 = 122,739,737.48/x
  3. Step 3: Cross multiply
    330,028,410.70x = 495,042,707.78 × 122,739,737.48
  4. Step 4: Simplify right side
    330,028,410.70x = 60,761,411,994,305,552
  5. Step 5: Solve for x
    x = 60,761,411,994,305,552/330,028,410.70
  6. Step 6: Final answer
    x = 184,109,640.33

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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.