Home / 54,581,374,360.43-81,873,729,463.68-18,725,628,464.43

Finding the Fourth Proportional to 54,581,374,360.43, 81,873,729,463.68 and 18,725,628,464.43

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Solution

The fourth proportional to 54,581,374,360.43, 81,873,729,463.68 and 18,725,628,464.43 is: 28,089,014,923.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,581,374,360.43 : 81,873,729,463.68 = 18,725,628,464.43 : x
  2. Step 2: Convert to fraction form
    54,581,374,360.43/81,873,729,463.68 = 18,725,628,464.43/x
  3. Step 3: Cross multiply
    54,581,374,360.43x = 81,873,729,463.68 × 18,725,628,464.43
  4. Step 4: Simplify right side
    54,581,374,360.43x = 1,533,137,038,934,127,149,056
  5. Step 5: Solve for x
    x = 1,533,137,038,934,127,149,056/54,581,374,360.43
  6. Step 6: Final answer
    x = 28,089,014,923.11

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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.