Home / 660,448,608,664-911,404,794,642.15-382,362,899,198.65

Finding the Fourth Proportional to 660,448,608,664, 911,404,794,642.15 and 382,362,899,198.65

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Solution

The fourth proportional to 660,448,608,664, 911,404,794,642.15 and 382,362,899,198.65 is: 527,652,530,494.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,448,608,664 : 911,404,794,642.15 = 382,362,899,198.65 : x
  2. Step 2: Convert to fraction form
    660,448,608,664/911,404,794,642.15 = 382,362,899,198.65/x
  3. Step 3: Cross multiply
    660,448,608,664x = 911,404,794,642.15 × 382,362,899,198.65
  4. Step 4: Simplify right side
    660,448,608,664x = 348,487,379,622,922,752,622,592
  5. Step 5: Solve for x
    x = 348,487,379,622,922,752,622,592/660,448,608,664
  6. Step 6: Final answer
    x = 527,652,530,494.18

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1.5x scale

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.