Home / 635,318,932.59-876,761,415.73-353,073,268.54

Finding the Fourth Proportional to 635,318,932.59, 876,761,415.73 and 353,073,268.54

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Solution

The fourth proportional to 635,318,932.59, 876,761,415.73 and 353,073,268.54 is: 487,252,941.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,318,932.59 : 876,761,415.73 = 353,073,268.54 : x
  2. Step 2: Convert to fraction form
    635,318,932.59/876,761,415.73 = 353,073,268.54/x
  3. Step 3: Cross multiply
    635,318,932.59x = 876,761,415.73 × 353,073,268.54
  4. Step 4: Simplify right side
    635,318,932.59x = 309,561,018,784,078,336
  5. Step 5: Solve for x
    x = 309,561,018,784,078,336/635,318,932.59
  6. Step 6: Final answer
    x = 487,252,941.64

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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.