Home / 455,344,873.55-628,376,128.38-246,501,009.44

Finding the Fourth Proportional to 455,344,873.55, 628,376,128.38 and 246,501,009.44

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Solution

The fourth proportional to 455,344,873.55, 628,376,128.38 and 246,501,009.44 is: 340,171,502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,344,873.55 : 628,376,128.38 = 246,501,009.44 : x
  2. Step 2: Convert to fraction form
    455,344,873.55/628,376,128.38 = 246,501,009.44/x
  3. Step 3: Cross multiply
    455,344,873.55x = 628,376,128.38 × 246,501,009.44
  4. Step 4: Simplify right side
    455,344,873.55x = 154,895,349,952,436,512
  5. Step 5: Solve for x
    x = 154,895,349,952,436,512/455,344,873.55
  6. Step 6: Final answer
    x = 340,171,502.85

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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.