Home / 607,690,361.10-838,613,520.64-329,231,876.44

Finding the Fourth Proportional to 607,690,361.10, 838,613,520.64 and 329,231,876.44

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Solution

The fourth proportional to 607,690,361.10, 838,613,520.64 and 329,231,876.44 is: 454,340,435.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,690,361.10 : 838,613,520.64 = 329,231,876.44 : x
  2. Step 2: Convert to fraction form
    607,690,361.10/838,613,520.64 = 329,231,876.44/x
  3. Step 3: Cross multiply
    607,690,361.10x = 838,613,520.64 × 329,231,876.44
  4. Step 4: Simplify right side
    607,690,361.10x = 276,098,303,008,261,856
  5. Step 5: Solve for x
    x = 276,098,303,008,261,856/607,690,361.10
  6. Step 6: Final answer
    x = 454,340,435.00

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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.