Home / 3,831,467,828.80-5,747,201,743.20-2,913,137,780.80

Finding the Fourth Proportional to 3,831,467,828.80, 5,747,201,743.20 and 2,913,137,780.80

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Solution

The fourth proportional to 3,831,467,828.80, 5,747,201,743.20 and 2,913,137,780.80 is: 4,369,706,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,467,828.80 : 5,747,201,743.20 = 2,913,137,780.80 : x
  2. Step 2: Convert to fraction form
    3,831,467,828.80/5,747,201,743.20 = 2,913,137,780.80/x
  3. Step 3: Cross multiply
    3,831,467,828.80x = 5,747,201,743.20 × 2,913,137,780.80
  4. Step 4: Simplify right side
    3,831,467,828.80x = 16,742,390,531,995,539,456
  5. Step 5: Solve for x
    x = 16,742,390,531,995,539,456/3,831,467,828.80
  6. Step 6: Final answer
    x = 4,369,706,671.20

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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.