Home / 54,607,758,858.78-75,355,667,465.29-30,191,757,512.01

Finding the Fourth Proportional to 54,607,758,858.78, 75,355,667,465.29 and 30,191,757,512.01

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Solution

The fourth proportional to 54,607,758,858.78, 75,355,667,465.29 and 30,191,757,512.01 is: 41,662,944,731.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607,758,858.78 : 75,355,667,465.29 = 30,191,757,512.01 : x
  2. Step 2: Convert to fraction form
    54,607,758,858.78/75,355,667,465.29 = 30,191,757,512.01/x
  3. Step 3: Cross multiply
    54,607,758,858.78x = 75,355,667,465.29 × 30,191,757,512.01
  4. Step 4: Simplify right side
    54,607,758,858.78x = 2,275,120,039,267,696,640,000
  5. Step 5: Solve for x
    x = 2,275,120,039,267,696,640,000/54,607,758,858.78
  6. Step 6: Final answer
    x = 41,662,944,731.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.