Home / 446,916,879.64-670,526,021.64-197,888,138.50

Finding the Fourth Proportional to 446,916,879.64, 670,526,021.64 and 197,888,138.50

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Solution

The fourth proportional to 446,916,879.64, 670,526,021.64 and 197,888,138.50 is: 296,898,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,916,879.64 : 670,526,021.64 = 197,888,138.50 : x
  2. Step 2: Convert to fraction form
    446,916,879.64/670,526,021.64 = 197,888,138.50/x
  3. Step 3: Cross multiply
    446,916,879.64x = 670,526,021.64 × 197,888,138.50
  4. Step 4: Simplify right side
    446,916,879.64x = 132,689,146,238,150,320
  5. Step 5: Solve for x
    x = 132,689,146,238,150,320/446,916,879.64
  6. Step 6: Final answer
    x = 296,898,936.43

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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.