Home / 462,027,816.38-637,629,669.09-261,014,973.24

Finding the Fourth Proportional to 462,027,816.38, 637,629,669.09 and 261,014,973.24

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Solution

The fourth proportional to 462,027,816.38, 637,629,669.09 and 261,014,973.24 is: 360,218,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,027,816.38 : 637,629,669.09 = 261,014,973.24 : x
  2. Step 2: Convert to fraction form
    462,027,816.38/637,629,669.09 = 261,014,973.24/x
  3. Step 3: Cross multiply
    462,027,816.38x = 637,629,669.09 × 261,014,973.24
  4. Step 4: Simplify right side
    462,027,816.38x = 166,430,891,016,947,520
  5. Step 5: Solve for x
    x = 166,430,891,016,947,520/462,027,816.38
  6. Step 6: Final answer
    x = 360,218,335.60

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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.