Home / 89,618,725.49-123,641,035.06-54,311,059.44

Finding the Fourth Proportional to 89,618,725.49, 123,641,035.06 and 54,311,059.44

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Solution

The fourth proportional to 89,618,725.49, 123,641,035.06 and 54,311,059.44 is: 74,929,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,618,725.49 : 123,641,035.06 = 54,311,059.44 : x
  2. Step 2: Convert to fraction form
    89,618,725.49/123,641,035.06 = 54,311,059.44/x
  3. Step 3: Cross multiply
    89,618,725.49x = 123,641,035.06 × 54,311,059.44
  4. Step 4: Simplify right side
    89,618,725.49x = 6,715,075,604,694,661
  5. Step 5: Solve for x
    x = 6,715,075,604,694,661/89,618,725.49
  6. Step 6: Final answer
    x = 74,929,380.75

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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.