Home / 122,090,551.38-168,484,922.31-67,089,950.82

Finding the Fourth Proportional to 122,090,551.38, 168,484,922.31 and 67,089,950.82

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Solution

The fourth proportional to 122,090,551.38, 168,484,922.31 and 67,089,950.82 is: 92,584,110.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,090,551.38 : 168,484,922.31 = 67,089,950.82 : x
  2. Step 2: Convert to fraction form
    122,090,551.38/168,484,922.31 = 67,089,950.82/x
  3. Step 3: Cross multiply
    122,090,551.38x = 168,484,922.31 × 67,089,950.82
  4. Step 4: Simplify right side
    122,090,551.38x = 11,303,645,151,689,422
  5. Step 5: Solve for x
    x = 11,303,645,151,689,422/122,090,551.38
  6. Step 6: Final answer
    x = 92,584,110.92

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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.