Home / 484,607,961.29-668,749,845.70-296,422,409.27

Finding the Fourth Proportional to 484,607,961.29, 668,749,845.70 and 296,422,409.27

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Solution

The fourth proportional to 484,607,961.29, 668,749,845.70 and 296,422,409.27 is: 409,057,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,607,961.29 : 668,749,845.70 = 296,422,409.27 : x
  2. Step 2: Convert to fraction form
    484,607,961.29/668,749,845.70 = 296,422,409.27/x
  3. Step 3: Cross multiply
    484,607,961.29x = 668,749,845.70 × 296,422,409.27
  4. Step 4: Simplify right side
    484,607,961.29x = 198,232,440,463,377,120
  5. Step 5: Solve for x
    x = 198,232,440,463,377,120/484,607,961.29
  6. Step 6: Final answer
    x = 409,057,333.55

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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.