Home / 445,489,565,910.66-668,282,169,518.28-190,545,427,054.26

Finding the Fourth Proportional to 445,489,565,910.66, 668,282,169,518.28 and 190,545,427,054.26

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Solution

The fourth proportional to 445,489,565,910.66, 668,282,169,518.28 and 190,545,427,054.26 is: 285,838,594,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,489,565,910.66 : 668,282,169,518.28 = 190,545,427,054.26 : x
  2. Step 2: Convert to fraction form
    445,489,565,910.66/668,282,169,518.28 = 190,545,427,054.26/x
  3. Step 3: Cross multiply
    445,489,565,910.66x = 668,282,169,518.28 × 190,545,427,054.26
  4. Step 4: Simplify right side
    445,489,565,910.66x = 127,338,111,383,608,049,532,928
  5. Step 5: Solve for x
    x = 127,338,111,383,608,049,532,928/445,489,565,910.66
  6. Step 6: Final answer
    x = 285,838,594,498.41

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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.