Home / 53,143,391.80-79,715,087.70-33,995,769.40

Finding the Fourth Proportional to 53,143,391.80, 79,715,087.70 and 33,995,769.40

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Solution

The fourth proportional to 53,143,391.80, 79,715,087.70 and 33,995,769.40 is: 50,993,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,143,391.80 : 79,715,087.70 = 33,995,769.40 : x
  2. Step 2: Convert to fraction form
    53,143,391.80/79,715,087.70 = 33,995,769.40/x
  3. Step 3: Cross multiply
    53,143,391.80x = 79,715,087.70 × 33,995,769.40
  4. Step 4: Simplify right side
    53,143,391.80x = 2,709,975,739,149,976.50
  5. Step 5: Solve for x
    x = 2,709,975,739,149,976.50/53,143,391.80
  6. Step 6: Final answer
    x = 50,993,654.10

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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.