Home / 89,205,776.16-123,147,224.48-59,826,361.72

Finding the Fourth Proportional to 89,205,776.16, 123,147,224.48 and 59,826,361.72

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Solution

The fourth proportional to 89,205,776.16, 123,147,224.48 and 59,826,361.72 is: 82,589,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,205,776.16 : 123,147,224.48 = 59,826,361.72 : x
  2. Step 2: Convert to fraction form
    89,205,776.16/123,147,224.48 = 59,826,361.72/x
  3. Step 3: Cross multiply
    89,205,776.16x = 123,147,224.48 × 59,826,361.72
  4. Step 4: Simplify right side
    89,205,776.16x = 7,367,450,396,554,519
  5. Step 5: Solve for x
    x = 7,367,450,396,554,519/89,205,776.16
  6. Step 6: Final answer
    x = 82,589,387.30

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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.