Home / 455,120,220.48-628,067,568.96-246,276,364.80

Finding the Fourth Proportional to 455,120,220.48, 628,067,568.96 and 246,276,364.80

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Solution

The fourth proportional to 455,120,220.48, 628,067,568.96 and 246,276,364.80 is: 339,862,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,120,220.48 : 628,067,568.96 = 246,276,364.80 : x
  2. Step 2: Convert to fraction form
    455,120,220.48/628,067,568.96 = 246,276,364.80/x
  3. Step 3: Cross multiply
    455,120,220.48x = 628,067,568.96 × 246,276,364.80
  4. Step 4: Simplify right side
    455,120,220.48x = 154,678,197,732,242,144
  5. Step 5: Solve for x
    x = 154,678,197,732,242,144/455,120,220.48
  6. Step 6: Final answer
    x = 339,862,284.23

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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.