Home / 116,240,220.75-160,379,584.16-80,918,440.59

Finding the Fourth Proportional to 116,240,220.75, 160,379,584.16 and 80,918,440.59

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Solution

The fourth proportional to 116,240,220.75, 160,379,584.16 and 80,918,440.59 is: 111,645,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,240,220.75 : 160,379,584.16 = 80,918,440.59 : x
  2. Step 2: Convert to fraction form
    116,240,220.75/160,379,584.16 = 80,918,440.59/x
  3. Step 3: Cross multiply
    116,240,220.75x = 160,379,584.16 × 80,918,440.59
  4. Step 4: Simplify right side
    116,240,220.75x = 12,977,665,852,295,274
  5. Step 5: Solve for x
    x = 12,977,665,852,295,274/116,240,220.75
  6. Step 6: Final answer
    x = 111,645,227.17

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1.5x scale

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.