Home / 112,583,640.87-168,984,396.30-54,332,325.27

Finding the Fourth Proportional to 112,583,640.87, 168,984,396.30 and 54,332,325.27

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Solution

The fourth proportional to 112,583,640.87, 168,984,396.30 and 54,332,325.27 is: 81,551,059.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,583,640.87 : 168,984,396.30 = 54,332,325.27 : x
  2. Step 2: Convert to fraction form
    112,583,640.87/168,984,396.30 = 54,332,325.27/x
  3. Step 3: Cross multiply
    112,583,640.87x = 168,984,396.30 × 54,332,325.27
  4. Step 4: Simplify right side
    112,583,640.87x = 9,181,315,185,326,186
  5. Step 5: Solve for x
    x = 9,181,315,185,326,186/112,583,640.87
  6. Step 6: Final answer
    x = 81,551,059.41

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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.