Home / 120,096,725,464.66-165,736,012,432.38-65,902,799,973.60

Finding the Fourth Proportional to 120,096,725,464.66, 165,736,012,432.38 and 65,902,799,973.60

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Solution

The fourth proportional to 120,096,725,464.66, 165,736,012,432.38 and 65,902,799,973.60 is: 90,947,253,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,096,725,464.66 : 165,736,012,432.38 = 65,902,799,973.60 : x
  2. Step 2: Convert to fraction form
    120,096,725,464.66/165,736,012,432.38 = 65,902,799,973.60/x
  3. Step 3: Cross multiply
    120,096,725,464.66x = 165,736,012,432.38 × 65,902,799,973.60
  4. Step 4: Simplify right side
    120,096,725,464.66x = 10,922,467,275,753,222,307,840
  5. Step 5: Solve for x
    x = 10,922,467,275,753,222,307,840/120,096,725,464.66
  6. Step 6: Final answer
    x = 90,947,253,003.72

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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.