Home / 125,470,219,760.79-188,260,907,745.09-65,764,692,754.53

Finding the Fourth Proportional to 125,470,219,760.79, 188,260,907,745.09 and 65,764,692,754.53

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Solution

The fourth proportional to 125,470,219,760.79, 188,260,907,745.09 and 65,764,692,754.53 is: 98,676,170,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,470,219,760.79 : 188,260,907,745.09 = 65,764,692,754.53 : x
  2. Step 2: Convert to fraction form
    125,470,219,760.79/188,260,907,745.09 = 65,764,692,754.53/x
  3. Step 3: Cross multiply
    125,470,219,760.79x = 188,260,907,745.09 × 65,764,692,754.53
  4. Step 4: Simplify right side
    125,470,219,760.79x = 12,380,920,755,544,760,778,752
  5. Step 5: Solve for x
    x = 12,380,920,755,544,760,778,752/125,470,219,760.79
  6. Step 6: Final answer
    x = 98,676,170,163.32

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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.