Home / 6,909,142,789,936-9,534,916,763,747.60-3,826,137,556,745.20

Finding the Fourth Proportional to 6,909,142,789,936, 9,534,916,763,747.60 and 3,826,137,556,745.20

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Solution

The fourth proportional to 6,909,142,789,936, 9,534,916,763,747.60 and 3,826,137,556,745.20 is: 5,280,235,803,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,142,789,936 : 9,534,916,763,747.60 = 3,826,137,556,745.20 : x
  2. Step 2: Convert to fraction form
    6,909,142,789,936/9,534,916,763,747.60 = 3,826,137,556,745.20/x
  3. Step 3: Cross multiply
    6,909,142,789,936x = 9,534,916,763,747.60 × 3,826,137,556,745.20
  4. Step 4: Simplify right side
    6,909,142,789,936x = 36,481,903,130,214,091,014,012,928
  5. Step 5: Solve for x
    x = 36,481,903,130,214,091,014,012,928/6,909,142,789,936
  6. Step 6: Final answer
    x = 5,280,235,803,398.71

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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.