Home / 275,328,320.80-412,494,817.20-160,218,637.60

Finding the Fourth Proportional to 275,328,320.80, 412,494,817.20 and 160,218,637.60

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Solution

The fourth proportional to 275,328,320.80, 412,494,817.20 and 160,218,637.60 is: 240,038,356.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,328,320.80 : 412,494,817.20 = 160,218,637.60 : x
  2. Step 2: Convert to fraction form
    275,328,320.80/412,494,817.20 = 160,218,637.60/x
  3. Step 3: Cross multiply
    275,328,320.80x = 412,494,817.20 × 160,218,637.60
  4. Step 4: Simplify right side
    275,328,320.80x = 66,089,357,628,845,040
  5. Step 5: Solve for x
    x = 66,089,357,628,845,040/275,328,320.80
  6. Step 6: Final answer
    x = 240,038,356.52

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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.