Home / 907,961,408.10-1,362,181,260.60-325,634,932.35

Finding the Fourth Proportional to 907,961,408.10, 1,362,181,260.60 and 325,634,932.35

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Solution

The fourth proportional to 907,961,408.10, 1,362,181,260.60 and 325,634,932.35 is: 488,538,167.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,961,408.10 : 1,362,181,260.60 = 325,634,932.35 : x
  2. Step 2: Convert to fraction form
    907,961,408.10/1,362,181,260.60 = 325,634,932.35/x
  3. Step 3: Cross multiply
    907,961,408.10x = 1,362,181,260.60 × 325,634,932.35
  4. Step 4: Simplify right side
    907,961,408.10x = 443,573,802,643,918,720
  5. Step 5: Solve for x
    x = 443,573,802,643,918,720/907,961,408.10
  6. Step 6: Final answer
    x = 488,538,167.69

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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.