Home / 111,455,998.20-167,183,997.30-67,806,977.40

Finding the Fourth Proportional to 111,455,998.20, 167,183,997.30 and 67,806,977.40

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Solution

The fourth proportional to 111,455,998.20, 167,183,997.30 and 67,806,977.40 is: 101,710,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,455,998.20 : 167,183,997.30 = 67,806,977.40 : x
  2. Step 2: Convert to fraction form
    111,455,998.20/167,183,997.30 = 67,806,977.40/x
  3. Step 3: Cross multiply
    111,455,998.20x = 167,183,997.30 × 67,806,977.40
  4. Step 4: Simplify right side
    111,455,998.20x = 11,336,241,526,562,762
  5. Step 5: Solve for x
    x = 11,336,241,526,562,762/111,455,998.20
  6. Step 6: Final answer
    x = 101,710,466.10

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1.5x scale

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.