Home / 122,090,532.87-168,484,896.80-67,089,932.31

Finding the Fourth Proportional to 122,090,532.87, 168,484,896.80 and 67,089,932.31

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Solution

The fourth proportional to 122,090,532.87, 168,484,896.80 and 67,089,932.31 is: 92,584,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,090,532.87 : 168,484,896.80 = 67,089,932.31 : x
  2. Step 2: Convert to fraction form
    122,090,532.87/168,484,896.80 = 67,089,932.31/x
  3. Step 3: Cross multiply
    122,090,532.87x = 168,484,896.80 × 67,089,932.31
  4. Step 4: Simplify right side
    122,090,532.87x = 11,303,640,321,569,336
  5. Step 5: Solve for x
    x = 11,303,640,321,569,336/122,090,532.87
  6. Step 6: Final answer
    x = 92,584,085.40

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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.