Home / 122,428,477.32-168,949,640.36-69,504,704.04

Finding the Fourth Proportional to 122,428,477.32, 168,949,640.36 and 69,504,704.04

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Solution

The fourth proportional to 122,428,477.32, 168,949,640.36 and 69,504,704.04 is: 95,915,550.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,428,477.32 : 168,949,640.36 = 69,504,704.04 : x
  2. Step 2: Convert to fraction form
    122,428,477.32/168,949,640.36 = 69,504,704.04/x
  3. Step 3: Cross multiply
    122,428,477.32x = 168,949,640.36 × 69,504,704.04
  4. Step 4: Simplify right side
    122,428,477.32x = 11,742,794,750,886,242
  5. Step 5: Solve for x
    x = 11,742,794,750,886,242/122,428,477.32
  6. Step 6: Final answer
    x = 95,915,550.11

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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.