Home / 68,893,600.50-103,324,075.74-19,707,937.29

Finding the Fourth Proportional to 68,893,600.50, 103,324,075.74 and 19,707,937.29

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Solution

The fourth proportional to 68,893,600.50, 103,324,075.74 and 19,707,937.29 is: 29,557,235.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,893,600.50 : 103,324,075.74 = 19,707,937.29 : x
  2. Step 2: Convert to fraction form
    68,893,600.50/103,324,075.74 = 19,707,937.29/x
  3. Step 3: Cross multiply
    68,893,600.50x = 103,324,075.74 × 19,707,937.29
  4. Step 4: Simplify right side
    68,893,600.50x = 2,036,304,405,231,130.25
  5. Step 5: Solve for x
    x = 2,036,304,405,231,130.25/68,893,600.50
  6. Step 6: Final answer
    x = 29,557,235.95

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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.