Home / 112,022,997.10-167,938,652.04-42,985,344.76

Finding the Fourth Proportional to 112,022,997.10, 167,938,652.04 and 42,985,344.76

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Solution

The fourth proportional to 112,022,997.10, 167,938,652.04 and 42,985,344.76 is: 64,441,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,022,997.10 : 167,938,652.04 = 42,985,344.76 : x
  2. Step 2: Convert to fraction form
    112,022,997.10/167,938,652.04 = 42,985,344.76/x
  3. Step 3: Cross multiply
    112,022,997.10x = 167,938,652.04 × 42,985,344.76
  4. Step 4: Simplify right side
    112,022,997.10x = 7,218,900,856,469,077
  5. Step 5: Solve for x
    x = 7,218,900,856,469,077/112,022,997.10
  6. Step 6: Final answer
    x = 64,441,240.13

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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.