Home / 668,736,218.70-1,002,254,022.45-322,945,274.70

Finding the Fourth Proportional to 668,736,218.70, 1,002,254,022.45 and 322,945,274.70

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Solution

The fourth proportional to 668,736,218.70, 1,002,254,022.45 and 322,945,274.70 is: 484,007,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,736,218.70 : 1,002,254,022.45 = 322,945,274.70 : x
  2. Step 2: Convert to fraction form
    668,736,218.70/1,002,254,022.45 = 322,945,274.70/x
  3. Step 3: Cross multiply
    668,736,218.70x = 1,002,254,022.45 × 322,945,274.70
  4. Step 4: Simplify right side
    668,736,218.70x = 323,673,200,599,295,232
  5. Step 5: Solve for x
    x = 323,673,200,599,295,232/668,736,218.70
  6. Step 6: Final answer
    x = 484,007,283.51

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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.