Home / 5,389,789,357.96-7,438,311,930.56-3,101,622,967.10

Finding the Fourth Proportional to 5,389,789,357.96, 7,438,311,930.56 and 3,101,622,967.10

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Solution

The fourth proportional to 5,389,789,357.96, 7,438,311,930.56 and 3,101,622,967.10 is: 4,280,471,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,789,357.96 : 7,438,311,930.56 = 3,101,622,967.10 : x
  2. Step 2: Convert to fraction form
    5,389,789,357.96/7,438,311,930.56 = 3,101,622,967.10/x
  3. Step 3: Cross multiply
    5,389,789,357.96x = 7,438,311,930.56 × 3,101,622,967.10
  4. Step 4: Simplify right side
    5,389,789,357.96x = 23,070,839,120,281,923,584
  5. Step 5: Solve for x
    x = 23,070,839,120,281,923,584/5,389,789,357.96
  6. Step 6: Final answer
    x = 4,280,471,385.44

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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.