Home / 163,072,431.42-225,084,087.27-96,149,764.86

Finding the Fourth Proportional to 163,072,431.42, 225,084,087.27 and 96,149,764.86

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Solution

The fourth proportional to 163,072,431.42, 225,084,087.27 and 96,149,764.86 is: 132,712,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,072,431.42 : 225,084,087.27 = 96,149,764.86 : x
  2. Step 2: Convert to fraction form
    163,072,431.42/225,084,087.27 = 96,149,764.86/x
  3. Step 3: Cross multiply
    163,072,431.42x = 225,084,087.27 × 96,149,764.86
  4. Step 4: Simplify right side
    163,072,431.42x = 21,641,782,064,738,220
  5. Step 5: Solve for x
    x = 21,641,782,064,738,220/163,072,431.42
  6. Step 6: Final answer
    x = 132,712,696.29

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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.