Home / 5,381,336,080.80-8,072,004,121.20-4,838,947,396.20

Finding the Fourth Proportional to 5,381,336,080.80, 8,072,004,121.20 and 4,838,947,396.20

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Solution

The fourth proportional to 5,381,336,080.80, 8,072,004,121.20 and 4,838,947,396.20 is: 7,258,421,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,336,080.80 : 8,072,004,121.20 = 4,838,947,396.20 : x
  2. Step 2: Convert to fraction form
    5,381,336,080.80/8,072,004,121.20 = 4,838,947,396.20/x
  3. Step 3: Cross multiply
    5,381,336,080.80x = 8,072,004,121.20 × 4,838,947,396.20
  4. Step 4: Simplify right side
    5,381,336,080.80x = 39,060,003,324,396,404,736
  5. Step 5: Solve for x
    x = 39,060,003,324,396,404,736/5,381,336,080.80
  6. Step 6: Final answer
    x = 7,258,421,094.30

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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.