Home / 5,179,098,311.10-7,768,647,466.65-1,907,122,362.30

Finding the Fourth Proportional to 5,179,098,311.10, 7,768,647,466.65 and 1,907,122,362.30

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Solution

The fourth proportional to 5,179,098,311.10, 7,768,647,466.65 and 1,907,122,362.30 is: 2,860,683,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,098,311.10 : 7,768,647,466.65 = 1,907,122,362.30 : x
  2. Step 2: Convert to fraction form
    5,179,098,311.10/7,768,647,466.65 = 1,907,122,362.30/x
  3. Step 3: Cross multiply
    5,179,098,311.10x = 7,768,647,466.65 × 1,907,122,362.30
  4. Step 4: Simplify right side
    5,179,098,311.10x = 14,815,761,308,473,456,640
  5. Step 5: Solve for x
    x = 14,815,761,308,473,456,640/5,179,098,311.10
  6. Step 6: Final answer
    x = 2,860,683,543.45

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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.