Home / 2,193,130,498.26-3,289,372,158.71-640,004,804.58

Finding the Fourth Proportional to 2,193,130,498.26, 3,289,372,158.71 and 640,004,804.58

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Solution

The fourth proportional to 2,193,130,498.26, 3,289,372,158.71 and 640,004,804.58 is: 959,912,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,130,498.26 : 3,289,372,158.71 = 640,004,804.58 : x
  2. Step 2: Convert to fraction form
    2,193,130,498.26/3,289,372,158.71 = 640,004,804.58/x
  3. Step 3: Cross multiply
    2,193,130,498.26x = 3,289,372,158.71 × 640,004,804.58
  4. Step 4: Simplify right side
    2,193,130,498.26x = 2,105,213,985,622,886,400
  5. Step 5: Solve for x
    x = 2,105,213,985,622,886,400/2,193,130,498.26
  6. Step 6: Final answer
    x = 959,912,776.41

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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.