Home / 186,448,068,003.60-279,672,102,005.40-68,656,933,846.80

Finding the Fourth Proportional to 186,448,068,003.60, 279,672,102,005.40 and 68,656,933,846.80

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Solution

The fourth proportional to 186,448,068,003.60, 279,672,102,005.40 and 68,656,933,846.80 is: 102,985,400,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,448,068,003.60 : 279,672,102,005.40 = 68,656,933,846.80 : x
  2. Step 2: Convert to fraction form
    186,448,068,003.60/279,672,102,005.40 = 68,656,933,846.80/x
  3. Step 3: Cross multiply
    186,448,068,003.60x = 279,672,102,005.40 × 68,656,933,846.80
  4. Step 4: Simplify right side
    186,448,068,003.60x = 19,201,429,006,180,251,860,992
  5. Step 5: Solve for x
    x = 19,201,429,006,180,251,860,992/186,448,068,003.60
  6. Step 6: Final answer
    x = 102,985,400,770.20

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1.5x scale

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.