Home / 3,831,408,134.40-5,747,112,201.60-3,795,128,428.80

Finding the Fourth Proportional to 3,831,408,134.40, 5,747,112,201.60 and 3,795,128,428.80

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Solution

The fourth proportional to 3,831,408,134.40, 5,747,112,201.60 and 3,795,128,428.80 is: 5,692,692,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,408,134.40 : 5,747,112,201.60 = 3,795,128,428.80 : x
  2. Step 2: Convert to fraction form
    3,831,408,134.40/5,747,112,201.60 = 3,795,128,428.80/x
  3. Step 3: Cross multiply
    3,831,408,134.40x = 5,747,112,201.60 × 3,795,128,428.80
  4. Step 4: Simplify right side
    3,831,408,134.40x = 21,811,028,899,795,517,440
  5. Step 5: Solve for x
    x = 21,811,028,899,795,517,440/3,831,408,134.40
  6. Step 6: Final answer
    x = 5,692,692,643.20

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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.