Home / 341,628,745.20-512,443,117.80-157,395,865.20

Finding the Fourth Proportional to 341,628,745.20, 512,443,117.80 and 157,395,865.20

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Solution

The fourth proportional to 341,628,745.20, 512,443,117.80 and 157,395,865.20 is: 236,093,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,628,745.20 : 512,443,117.80 = 157,395,865.20 : x
  2. Step 2: Convert to fraction form
    341,628,745.20/512,443,117.80 = 157,395,865.20/x
  3. Step 3: Cross multiply
    341,628,745.20x = 512,443,117.80 × 157,395,865.20
  4. Step 4: Simplify right side
    341,628,745.20x = 80,656,427,891,916,512
  5. Step 5: Solve for x
    x = 80,656,427,891,916,512/341,628,745.20
  6. Step 6: Final answer
    x = 236,093,797.80

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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.