Home / 20,118,504,940.20-30,177,757,410.30-6,868,724,216.40

Finding the Fourth Proportional to 20,118,504,940.20, 30,177,757,410.30 and 6,868,724,216.40

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Solution

The fourth proportional to 20,118,504,940.20, 30,177,757,410.30 and 6,868,724,216.40 is: 10,303,086,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,118,504,940.20 : 30,177,757,410.30 = 6,868,724,216.40 : x
  2. Step 2: Convert to fraction form
    20,118,504,940.20/30,177,757,410.30 = 6,868,724,216.40/x
  3. Step 3: Cross multiply
    20,118,504,940.20x = 30,177,757,410.30 × 6,868,724,216.40
  4. Step 4: Simplify right side
    20,118,504,940.20x = 207,282,693,120,772,145,152
  5. Step 5: Solve for x
    x = 207,282,693,120,772,145,152/20,118,504,940.20
  6. Step 6: Final answer
    x = 10,303,086,324.60

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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.