Home / 1,617,035,745.20-2,425,553,617.80-1,603,430,855.60

Finding the Fourth Proportional to 1,617,035,745.20, 2,425,553,617.80 and 1,603,430,855.60

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Solution

The fourth proportional to 1,617,035,745.20, 2,425,553,617.80 and 1,603,430,855.60 is: 2,405,146,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,035,745.20 : 2,425,553,617.80 = 1,603,430,855.60 : x
  2. Step 2: Convert to fraction form
    1,617,035,745.20/2,425,553,617.80 = 1,603,430,855.60/x
  3. Step 3: Cross multiply
    1,617,035,745.20x = 2,425,553,617.80 × 1,603,430,855.60
  4. Step 4: Simplify right side
    1,617,035,745.20x = 3,889,207,512,692,729,344
  5. Step 5: Solve for x
    x = 3,889,207,512,692,729,344/1,617,035,745.20
  6. Step 6: Final answer
    x = 2,405,146,283.40

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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.