Home / 3,938,214,606.84-5,436,409,558.86-2,453,836,120.92

Finding the Fourth Proportional to 3,938,214,606.84, 5,436,409,558.86 and 2,453,836,120.92

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Solution

The fourth proportional to 3,938,214,606.84, 5,436,409,558.86 and 2,453,836,120.92 is: 3,387,336,515.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,214,606.84 : 5,436,409,558.86 = 2,453,836,120.92 : x
  2. Step 2: Convert to fraction form
    3,938,214,606.84/5,436,409,558.86 = 2,453,836,120.92/x
  3. Step 3: Cross multiply
    3,938,214,606.84x = 5,436,409,558.86 × 2,453,836,120.92
  4. Step 4: Simplify right side
    3,938,214,606.84x = 13,340,058,143,645,429,760
  5. Step 5: Solve for x
    x = 13,340,058,143,645,429,760/3,938,214,606.84
  6. Step 6: Final answer
    x = 3,387,336,515.51

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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.