Home / 3,938,297,409.36-5,907,456,119.64-1,609,234,394.64

Finding the Fourth Proportional to 3,938,297,409.36, 5,907,456,119.64 and 1,609,234,394.64

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Solution

The fourth proportional to 3,938,297,409.36, 5,907,456,119.64 and 1,609,234,394.64 is: 2,413,855,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,297,409.36 : 5,907,456,119.64 = 1,609,234,394.64 : x
  2. Step 2: Convert to fraction form
    3,938,297,409.36/5,907,456,119.64 = 1,609,234,394.64/x
  3. Step 3: Cross multiply
    3,938,297,409.36x = 5,907,456,119.64 × 1,609,234,394.64
  4. Step 4: Simplify right side
    3,938,297,409.36x = 9,506,481,572,551,239,680
  5. Step 5: Solve for x
    x = 9,506,481,572,551,239,680/3,938,297,409.36
  6. Step 6: Final answer
    x = 2,413,855,680.37

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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.