Home / 194,110,831,959.60-291,166,247,939.40-76,338,845,425.20

Finding the Fourth Proportional to 194,110,831,959.60, 291,166,247,939.40 and 76,338,845,425.20

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Solution

The fourth proportional to 194,110,831,959.60, 291,166,247,939.40 and 76,338,845,425.20 is: 114,508,268,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,110,831,959.60 : 291,166,247,939.40 = 76,338,845,425.20 : x
  2. Step 2: Convert to fraction form
    194,110,831,959.60/291,166,247,939.40 = 76,338,845,425.20/x
  3. Step 3: Cross multiply
    194,110,831,959.60x = 291,166,247,939.40 × 76,338,845,425.20
  4. Step 4: Simplify right side
    194,110,831,959.60x = 22,227,295,194,481,317,380,096
  5. Step 5: Solve for x
    x = 22,227,295,194,481,317,380,096/194,110,831,959.60
  6. Step 6: Final answer
    x = 114,508,268,137.80

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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.