Home / 3,938,214,612.34-5,436,409,566.45-2,453,836,126.42

Finding the Fourth Proportional to 3,938,214,612.34, 5,436,409,566.45 and 2,453,836,126.42

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Solution

The fourth proportional to 3,938,214,612.34, 5,436,409,566.45 and 2,453,836,126.42 is: 3,387,336,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,214,612.34 : 5,436,409,566.45 = 2,453,836,126.42 : x
  2. Step 2: Convert to fraction form
    3,938,214,612.34/5,436,409,566.45 = 2,453,836,126.42/x
  3. Step 3: Cross multiply
    3,938,214,612.34x = 5,436,409,566.45 × 2,453,836,126.42
  4. Step 4: Simplify right side
    3,938,214,612.34x = 13,340,058,192,170,299,392
  5. Step 5: Solve for x
    x = 13,340,058,192,170,299,392/3,938,214,612.34
  6. Step 6: Final answer
    x = 3,387,336,523.10

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1.5x scale

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.