Home / 149,043,504.56-205,679,995.46-82,962,570.56

Finding the Fourth Proportional to 149,043,504.56, 205,679,995.46 and 82,962,570.56

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Solution

The fourth proportional to 149,043,504.56, 205,679,995.46 and 82,962,570.56 is: 114,488,324.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,043,504.56 : 205,679,995.46 = 82,962,570.56 : x
  2. Step 2: Convert to fraction form
    149,043,504.56/205,679,995.46 = 82,962,570.56/x
  3. Step 3: Cross multiply
    149,043,504.56x = 205,679,995.46 × 82,962,570.56
  4. Step 4: Simplify right side
    149,043,504.56x = 17,063,741,136,130,730
  5. Step 5: Solve for x
    x = 17,063,741,136,130,730/149,043,504.56
  6. Step 6: Final answer
    x = 114,488,324.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.