Home / 54,181,743,896.04-81,273,432,688.74-18,810,222,544.92

Finding the Fourth Proportional to 54,181,743,896.04, 81,273,432,688.74 and 18,810,222,544.92

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Solution

The fourth proportional to 54,181,743,896.04, 81,273,432,688.74 and 18,810,222,544.92 is: 28,215,617,400.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,181,743,896.04 : 81,273,432,688.74 = 18,810,222,544.92 : x
  2. Step 2: Convert to fraction form
    54,181,743,896.04/81,273,432,688.74 = 18,810,222,544.92/x
  3. Step 3: Cross multiply
    54,181,743,896.04x = 81,273,432,688.74 × 18,810,222,544.92
  4. Step 4: Simplify right side
    54,181,743,896.04x = 1,528,771,355,864,775,262,208
  5. Step 5: Solve for x
    x = 1,528,771,355,864,775,262,208/54,181,743,896.04
  6. Step 6: Final answer
    x = 28,215,617,400.54

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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.