Home / 386,283,274.80-579,424,912.20-295,584,010.80

Finding the Fourth Proportional to 386,283,274.80, 579,424,912.20 and 295,584,010.80

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Solution

The fourth proportional to 386,283,274.80, 579,424,912.20 and 295,584,010.80 is: 443,376,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,283,274.80 : 579,424,912.20 = 295,584,010.80 : x
  2. Step 2: Convert to fraction form
    386,283,274.80/579,424,912.20 = 295,584,010.80/x
  3. Step 3: Cross multiply
    386,283,274.80x = 579,424,912.20 × 295,584,010.80
  4. Step 4: Simplify right side
    386,283,274.80x = 171,268,739,505,513,888
  5. Step 5: Solve for x
    x = 171,268,739,505,513,888/386,283,274.80
  6. Step 6: Final answer
    x = 443,376,016.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.