Home / 218,196,620.88-301,117,720.50-119,083,725.24

Finding the Fourth Proportional to 218,196,620.88, 301,117,720.50 and 119,083,725.24

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Solution

The fourth proportional to 218,196,620.88, 301,117,720.50 and 119,083,725.24 is: 164,339,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,196,620.88 : 301,117,720.50 = 119,083,725.24 : x
  2. Step 2: Convert to fraction form
    218,196,620.88/301,117,720.50 = 119,083,725.24/x
  3. Step 3: Cross multiply
    218,196,620.88x = 301,117,720.50 × 119,083,725.24
  4. Step 4: Simplify right side
    218,196,620.88x = 35,858,219,892,917,112
  5. Step 5: Solve for x
    x = 35,858,219,892,917,112/218,196,620.88
  6. Step 6: Final answer
    x = 164,339,024.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.