Home / 18,524,163,999.20-27,786,245,998.80-15,734,736,478.40

Finding the Fourth Proportional to 18,524,163,999.20, 27,786,245,998.80 and 15,734,736,478.40

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Solution

The fourth proportional to 18,524,163,999.20, 27,786,245,998.80 and 15,734,736,478.40 is: 23,602,104,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524,163,999.20 : 27,786,245,998.80 = 15,734,736,478.40 : x
  2. Step 2: Convert to fraction form
    18,524,163,999.20/27,786,245,998.80 = 15,734,736,478.40/x
  3. Step 3: Cross multiply
    18,524,163,999.20x = 27,786,245,998.80 × 15,734,736,478.40
  4. Step 4: Simplify right side
    18,524,163,999.20x = 437,209,258,515,114,360,832
  5. Step 5: Solve for x
    x = 437,209,258,515,114,360,832/18,524,163,999.20
  6. Step 6: Final answer
    x = 23,602,104,717.60

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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.