Home / 1,268,557,420.73-1,902,908,848.25-335,856,032.43

Finding the Fourth Proportional to 1,268,557,420.73, 1,902,908,848.25 and 335,856,032.43

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Solution

The fourth proportional to 1,268,557,420.73, 1,902,908,848.25 and 335,856,032.43 is: 503,803,300.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,557,420.73 : 1,902,908,848.25 = 335,856,032.43 : x
  2. Step 2: Convert to fraction form
    1,268,557,420.73/1,902,908,848.25 = 335,856,032.43/x
  3. Step 3: Cross multiply
    1,268,557,420.73x = 1,902,908,848.25 × 335,856,032.43
  4. Step 4: Simplify right side
    1,268,557,420.73x = 639,103,415,847,522,432
  5. Step 5: Solve for x
    x = 639,103,415,847,522,432/1,268,557,420.73
  6. Step 6: Final answer
    x = 503,803,300.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.