Home / 455,159,027.04-628,121,372.24-246,315,179.68

Finding the Fourth Proportional to 455,159,027.04, 628,121,372.24 and 246,315,179.68

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Solution

The fourth proportional to 455,159,027.04, 628,121,372.24 and 246,315,179.68 is: 339,915,984.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,159,027.04 : 628,121,372.24 = 246,315,179.68 : x
  2. Step 2: Convert to fraction form
    455,159,027.04/628,121,372.24 = 246,315,179.68/x
  3. Step 3: Cross multiply
    455,159,027.04x = 628,121,372.24 × 246,315,179.68
  4. Step 4: Simplify right side
    455,159,027.04x = 154,715,828,664,143,776
  5. Step 5: Solve for x
    x = 154,715,828,664,143,776/455,159,027.04
  6. Step 6: Final answer
    x = 339,915,984.24

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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.