Home / 831,867,054.60-1,245,820,039.56-481,374,262.02

Finding the Fourth Proportional to 831,867,054.60, 1,245,820,039.56 and 481,374,262.02

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Solution

The fourth proportional to 831,867,054.60, 1,245,820,039.56 and 481,374,262.02 is: 720,915,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,867,054.60 : 1,245,820,039.56 = 481,374,262.02 : x
  2. Step 2: Convert to fraction form
    831,867,054.60/1,245,820,039.56 = 481,374,262.02/x
  3. Step 3: Cross multiply
    831,867,054.60x = 1,245,820,039.56 × 481,374,262.02
  4. Step 4: Simplify right side
    831,867,054.60x = 599,705,702,152,922,112
  5. Step 5: Solve for x
    x = 599,705,702,152,922,112/831,867,054.60
  6. Step 6: Final answer
    x = 720,915,317.94

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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.