Home / 466,608,732.78-643,939,613.46-268,370,282.82

Finding the Fourth Proportional to 466,608,732.78, 643,939,613.46 and 268,370,282.82

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Solution

The fourth proportional to 466,608,732.78, 643,939,613.46 and 268,370,282.82 is: 370,362,241.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,608,732.78 : 643,939,613.46 = 268,370,282.82 : x
  2. Step 2: Convert to fraction form
    466,608,732.78/643,939,613.46 = 268,370,282.82/x
  3. Step 3: Cross multiply
    466,608,732.78x = 643,939,613.46 × 268,370,282.82
  4. Step 4: Simplify right side
    466,608,732.78x = 172,814,256,183,261,696
  5. Step 5: Solve for x
    x = 172,814,256,183,261,696/466,608,732.78
  6. Step 6: Final answer
    x = 370,362,241.52

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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.