Home / 466,413,149.36-643,650,390.46-254,722,878

Finding the Fourth Proportional to 466,413,149.36, 643,650,390.46 and 254,722,878

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Solution

The fourth proportional to 466,413,149.36, 643,650,390.46 and 254,722,878 is: 351,517,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,413,149.36 : 643,650,390.46 = 254,722,878 : x
  2. Step 2: Convert to fraction form
    466,413,149.36/643,650,390.46 = 254,722,878/x
  3. Step 3: Cross multiply
    466,413,149.36x = 643,650,390.46 × 254,722,878
  4. Step 4: Simplify right side
    466,413,149.36x = 163,952,479,883,794,944
  5. Step 5: Solve for x
    x = 163,952,479,883,794,944/466,413,149.36
  6. Step 6: Final answer
    x = 351,517,705.08

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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.