Home / 112,022,682.50-167,938,180.22-42,985,029.26

Finding the Fourth Proportional to 112,022,682.50, 167,938,180.22 and 42,985,029.26

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Solution

The fourth proportional to 112,022,682.50, 167,938,180.22 and 42,985,029.26 is: 64,440,767.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,022,682.50 : 167,938,180.22 = 42,985,029.26 : x
  2. Step 2: Convert to fraction form
    112,022,682.50/167,938,180.22 = 42,985,029.26/x
  3. Step 3: Cross multiply
    112,022,682.50x = 167,938,180.22 × 42,985,029.26
  4. Step 4: Simplify right side
    112,022,682.50x = 7,218,827,589,573,238
  5. Step 5: Solve for x
    x = 7,218,827,589,573,238/112,022,682.50
  6. Step 6: Final answer
    x = 64,440,767.07

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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.