Home / 90,685,573.26-125,141,369.22-51,521,914.50

Finding the Fourth Proportional to 90,685,573.26, 125,141,369.22 and 51,521,914.50

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Solution

The fourth proportional to 90,685,573.26, 125,141,369.22 and 51,521,914.50 is: 71,097,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,685,573.26 : 125,141,369.22 = 51,521,914.50 : x
  2. Step 2: Convert to fraction form
    90,685,573.26/125,141,369.22 = 51,521,914.50/x
  3. Step 3: Cross multiply
    90,685,573.26x = 125,141,369.22 × 51,521,914.50
  4. Step 4: Simplify right side
    90,685,573.26x = 6,447,522,925,365,772
  5. Step 5: Solve for x
    x = 6,447,522,925,365,772/90,685,573.26
  6. Step 6: Final answer
    x = 71,097,559.33

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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.