Home / 466,413,145.36-643,650,384.94-254,722,874

Finding the Fourth Proportional to 466,413,145.36, 643,650,384.94 and 254,722,874

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Solution

The fourth proportional to 466,413,145.36, 643,650,384.94 and 254,722,874 is: 351,517,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,413,145.36 : 643,650,384.94 = 254,722,874 : x
  2. Step 2: Convert to fraction form
    466,413,145.36/643,650,384.94 = 254,722,874/x
  3. Step 3: Cross multiply
    466,413,145.36x = 643,650,384.94 × 254,722,874
  4. Step 4: Simplify right side
    466,413,145.36x = 163,952,475,903,123,136
  5. Step 5: Solve for x
    x = 163,952,475,903,123,136/466,413,145.36
  6. Step 6: Final answer
    x = 351,517,699.56

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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.