Home / 40,310,889,629.20-60,466,334,443.80-12,361,911,427.60

Finding the Fourth Proportional to 40,310,889,629.20, 60,466,334,443.80 and 12,361,911,427.60

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Solution

The fourth proportional to 40,310,889,629.20, 60,466,334,443.80 and 12,361,911,427.60 is: 18,542,867,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310,889,629.20 : 60,466,334,443.80 = 12,361,911,427.60 : x
  2. Step 2: Convert to fraction form
    40,310,889,629.20/60,466,334,443.80 = 12,361,911,427.60/x
  3. Step 3: Cross multiply
    40,310,889,629.20x = 60,466,334,443.80 × 12,361,911,427.60
  4. Step 4: Simplify right side
    40,310,889,629.20x = 747,479,470,745,894,780,928
  5. Step 5: Solve for x
    x = 747,479,470,745,894,780,928/40,310,889,629.20
  6. Step 6: Final answer
    x = 18,542,867,141.40

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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.