Home / 614,563,542.80-921,845,314.20-269,682,390.80

Finding the Fourth Proportional to 614,563,542.80, 921,845,314.20 and 269,682,390.80

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Solution

The fourth proportional to 614,563,542.80, 921,845,314.20 and 269,682,390.80 is: 404,523,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,563,542.80 : 921,845,314.20 = 269,682,390.80 : x
  2. Step 2: Convert to fraction form
    614,563,542.80/921,845,314.20 = 269,682,390.80/x
  3. Step 3: Cross multiply
    614,563,542.80x = 921,845,314.20 × 269,682,390.80
  4. Step 4: Simplify right side
    614,563,542.80x = 248,605,448,281,233,216
  5. Step 5: Solve for x
    x = 248,605,448,281,233,216/614,563,542.80
  6. Step 6: Final answer
    x = 404,523,586.20

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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.