Home / 71,990,256,618,445-99,346,476,947,815-39,104,892,036,943

Finding the Fourth Proportional to 71,990,256,618,445, 99,346,476,947,815 and 39,104,892,036,943

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Solution

The fourth proportional to 71,990,256,618,445, 99,346,476,947,815 and 39,104,892,036,943 is: 53,964,709,083,973.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,990,256,618,445 : 99,346,476,947,815 = 39,104,892,036,943 : x
  2. Step 2: Convert to fraction form
    71,990,256,618,445/99,346,476,947,815 = 39,104,892,036,943/x
  3. Step 3: Cross multiply
    71,990,256,618,445x = 99,346,476,947,815 × 39,104,892,036,943
  4. Step 4: Simplify right side
    71,990,256,618,445x = 3,884,933,255,294,952,383,199,576,064
  5. Step 5: Solve for x
    x = 3,884,933,255,294,952,383,199,576,064/71,990,256,618,445
  6. Step 6: Final answer
    x = 53,964,709,083,973.09

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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.