Home / 117,820,467.42-162,592,244.36-68,289,571.33

Finding the Fourth Proportional to 117,820,467.42, 162,592,244.36 and 68,289,571.33

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Solution

The fourth proportional to 117,820,467.42, 162,592,244.36 and 68,289,571.33 is: 94,239,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,820,467.42 : 162,592,244.36 = 68,289,571.33 : x
  2. Step 2: Convert to fraction form
    117,820,467.42/162,592,244.36 = 68,289,571.33/x
  3. Step 3: Cross multiply
    117,820,467.42x = 162,592,244.36 × 68,289,571.33
  4. Step 4: Simplify right side
    117,820,467.42x = 11,103,354,668,435,166
  5. Step 5: Solve for x
    x = 11,103,354,668,435,166/117,820,467.42
  6. Step 6: Final answer
    x = 94,239,608.04

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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.