Home / 256,591,968.44-354,389,192.35-173,942,264.12

Finding the Fourth Proportional to 256,591,968.44, 354,389,192.35 and 173,942,264.12

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Solution

The fourth proportional to 256,591,968.44, 354,389,192.35 and 173,942,264.12 is: 240,238,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,591,968.44 : 354,389,192.35 = 173,942,264.12 : x
  2. Step 2: Convert to fraction form
    256,591,968.44/354,389,192.35 = 173,942,264.12/x
  3. Step 3: Cross multiply
    256,591,968.44x = 354,389,192.35 × 173,942,264.12
  4. Step 4: Simplify right side
    256,591,968.44x = 61,643,258,494,810,392
  5. Step 5: Solve for x
    x = 61,643,258,494,810,392/256,591,968.44
  6. Step 6: Final answer
    x = 240,238,456.69

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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.