Home / 71,990,256,618,469-99,346,476,947,833-39,104,892,036,961

Finding the Fourth Proportional to 71,990,256,618,469, 99,346,476,947,833 and 39,104,892,036,961

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Solution

The fourth proportional to 71,990,256,618,469, 99,346,476,947,833 and 39,104,892,036,961 is: 53,964,709,083,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,990,256,618,469 : 99,346,476,947,833 = 39,104,892,036,961 : x
  2. Step 2: Convert to fraction form
    71,990,256,618,469/99,346,476,947,833 = 39,104,892,036,961/x
  3. Step 3: Cross multiply
    71,990,256,618,469x = 99,346,476,947,833 × 39,104,892,036,961
  4. Step 4: Simplify right side
    71,990,256,618,469x = 3,884,933,255,297,444,426,303,930,368
  5. Step 5: Solve for x
    x = 3,884,933,255,297,444,426,303,930,368/71,990,256,618,469
  6. Step 6: Final answer
    x = 53,964,709,083,989.71

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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.