Home / 3,603,665,915.40-5,405,498,873.10-2,829,698,862.60

Finding the Fourth Proportional to 3,603,665,915.40, 5,405,498,873.10 and 2,829,698,862.60

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Solution

The fourth proportional to 3,603,665,915.40, 5,405,498,873.10 and 2,829,698,862.60 is: 4,244,548,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,665,915.40 : 5,405,498,873.10 = 2,829,698,862.60 : x
  2. Step 2: Convert to fraction form
    3,603,665,915.40/5,405,498,873.10 = 2,829,698,862.60/x
  3. Step 3: Cross multiply
    3,603,665,915.40x = 5,405,498,873.10 × 2,829,698,862.60
  4. Step 4: Simplify right side
    3,603,665,915.40x = 15,295,934,012,996,653,056
  5. Step 5: Solve for x
    x = 15,295,934,012,996,653,056/3,603,665,915.40
  6. Step 6: Final answer
    x = 4,244,548,293.90

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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.