Home / 3,339,409,767.88-4,608,810,631.38-2,019,319,771.72

Finding the Fourth Proportional to 3,339,409,767.88, 4,608,810,631.38 and 2,019,319,771.72

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Solution

The fourth proportional to 3,339,409,767.88, 4,608,810,631.38 and 2,019,319,771.72 is: 2,786,918,371.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,409,767.88 : 4,608,810,631.38 = 2,019,319,771.72 : x
  2. Step 2: Convert to fraction form
    3,339,409,767.88/4,608,810,631.38 = 2,019,319,771.72/x
  3. Step 3: Cross multiply
    3,339,409,767.88x = 4,608,810,631.38 × 2,019,319,771.72
  4. Step 4: Simplify right side
    3,339,409,767.88x = 9,306,662,432,058,970,112
  5. Step 5: Solve for x
    x = 9,306,662,432,058,970,112/3,339,409,767.88
  6. Step 6: Final answer
    x = 2,786,918,371.50

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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.