Home / 7,972,278,561.60-11,958,354,856.80-2,076,826,401.60

Finding the Fourth Proportional to 7,972,278,561.60, 11,958,354,856.80 and 2,076,826,401.60

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Solution

The fourth proportional to 7,972,278,561.60, 11,958,354,856.80 and 2,076,826,401.60 is: 3,115,223,194.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,278,561.60 : 11,958,354,856.80 = 2,076,826,401.60 : x
  2. Step 2: Convert to fraction form
    7,972,278,561.60/11,958,354,856.80 = 2,076,826,401.60/x
  3. Step 3: Cross multiply
    7,972,278,561.60x = 11,958,354,856.80 × 2,076,826,401.60
  4. Step 4: Simplify right side
    7,972,278,561.60x = 24,835,427,086,303,825,920
  5. Step 5: Solve for x
    x = 24,835,427,086,303,825,920/7,972,278,561.60
  6. Step 6: Final answer
    x = 3,115,223,194.27

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1.5x scale

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.