Home / 56,400,220,555,880-84,638,975,074,554-19,684,451,777,015

Finding the Fourth Proportional to 56,400,220,555,880, 84,638,975,074,554 and 19,684,451,777,015

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Solution

The fourth proportional to 56,400,220,555,880, 84,638,975,074,554 and 19,684,451,777,015 is: 29,540,165,036,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,400,220,555,880 : 84,638,975,074,554 = 19,684,451,777,015 : x
  2. Step 2: Convert to fraction form
    56,400,220,555,880/84,638,975,074,554 = 19,684,451,777,015/x
  3. Step 3: Cross multiply
    56,400,220,555,880x = 84,638,975,074,554 × 19,684,451,777,015
  4. Step 4: Simplify right side
    56,400,220,555,880x = 1,666,071,823,311,032,728,456,003,584
  5. Step 5: Solve for x
    x = 1,666,071,823,311,032,728,456,003,584/56,400,220,555,880
  6. Step 6: Final answer
    x = 29,540,165,036,417.34

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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.