Home / 261,482,589.72-360,841,571.82-144,018,858.60

Finding the Fourth Proportional to 261,482,589.72, 360,841,571.82 and 144,018,858.60

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Solution

The fourth proportional to 261,482,589.72, 360,841,571.82 and 144,018,858.60 is: 198,743,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,482,589.72 : 360,841,571.82 = 144,018,858.60 : x
  2. Step 2: Convert to fraction form
    261,482,589.72/360,841,571.82 = 144,018,858.60/x
  3. Step 3: Cross multiply
    261,482,589.72x = 360,841,571.82 × 144,018,858.60
  4. Step 4: Simplify right side
    261,482,589.72x = 51,967,991,308,946,320
  5. Step 5: Solve for x
    x = 51,967,991,308,946,320/261,482,589.72
  6. Step 6: Final answer
    x = 198,743,600.35

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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.