Home / 110,622,697.20-165,792,328.20-98,434,983.60

Finding the Fourth Proportional to 110,622,697.20, 165,792,328.20 and 98,434,983.60

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Solution

The fourth proportional to 110,622,697.20, 165,792,328.20 and 98,434,983.60 is: 147,526,371.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,622,697.20 : 165,792,328.20 = 98,434,983.60 : x
  2. Step 2: Convert to fraction form
    110,622,697.20/165,792,328.20 = 98,434,983.60/x
  3. Step 3: Cross multiply
    110,622,697.20x = 165,792,328.20 × 98,434,983.60
  4. Step 4: Simplify right side
    110,622,697.20x = 16,319,765,107,372,816
  5. Step 5: Solve for x
    x = 16,319,765,107,372,816/110,622,697.20
  6. Step 6: Final answer
    x = 147,526,371.35

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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.