Home / 20,162,684,007.80-30,244,026,011.70-5,440,681,806.20

Finding the Fourth Proportional to 20,162,684,007.80, 30,244,026,011.70 and 5,440,681,806.20

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Solution

The fourth proportional to 20,162,684,007.80, 30,244,026,011.70 and 5,440,681,806.20 is: 8,161,022,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,684,007.80 : 30,244,026,011.70 = 5,440,681,806.20 : x
  2. Step 2: Convert to fraction form
    20,162,684,007.80/30,244,026,011.70 = 5,440,681,806.20/x
  3. Step 3: Cross multiply
    20,162,684,007.80x = 30,244,026,011.70 × 5,440,681,806.20
  4. Step 4: Simplify right side
    20,162,684,007.80x = 164,548,122,068,095,729,664
  5. Step 5: Solve for x
    x = 164,548,122,068,095,729,664/20,162,684,007.80
  6. Step 6: Final answer
    x = 8,161,022,709.30

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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.