Home / 5,380,378,599.12-8,070,280,789.32-1,450,021,696.80

Finding the Fourth Proportional to 5,380,378,599.12, 8,070,280,789.32 and 1,450,021,696.80

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Solution

The fourth proportional to 5,380,378,599.12, 8,070,280,789.32 and 1,450,021,696.80 is: 2,174,955,168.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,378,599.12 : 8,070,280,789.32 = 1,450,021,696.80 : x
  2. Step 2: Convert to fraction form
    5,380,378,599.12/8,070,280,789.32 = 1,450,021,696.80/x
  3. Step 3: Cross multiply
    5,380,378,599.12x = 8,070,280,789.32 × 1,450,021,696.80
  4. Step 4: Simplify right side
    5,380,378,599.12x = 11,702,082,243,782,227,968
  5. Step 5: Solve for x
    x = 11,702,082,243,782,227,968/5,380,378,599.12
  6. Step 6: Final answer
    x = 2,174,955,168.71

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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.