Home / 369,294,470,156.82-553,220,288,740.35-254,407,843,983.54

Finding the Fourth Proportional to 369,294,470,156.82, 553,220,288,740.35 and 254,407,843,983.54

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Solution

The fourth proportional to 369,294,470,156.82, 553,220,288,740.35 and 254,407,843,983.54 is: 381,114,780,426.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,294,470,156.82 : 553,220,288,740.35 = 254,407,843,983.54 : x
  2. Step 2: Convert to fraction form
    369,294,470,156.82/553,220,288,740.35 = 254,407,843,983.54/x
  3. Step 3: Cross multiply
    369,294,470,156.82x = 553,220,288,740.35 × 254,407,843,983.54
  4. Step 4: Simplify right side
    369,294,470,156.82x = 140,743,580,906,383,919,284,224
  5. Step 5: Solve for x
    x = 140,743,580,906,383,919,284,224/369,294,470,156.82
  6. Step 6: Final answer
    x = 381,114,780,426.09

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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.