Home / 69,299,047.08-103,912,723.26-30,421,587.24

Finding the Fourth Proportional to 69,299,047.08, 103,912,723.26 and 30,421,587.24

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Solution

The fourth proportional to 69,299,047.08, 103,912,723.26 and 30,421,587.24 is: 45,616,644.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,299,047.08 : 103,912,723.26 = 30,421,587.24 : x
  2. Step 2: Convert to fraction form
    69,299,047.08/103,912,723.26 = 30,421,587.24/x
  3. Step 3: Cross multiply
    69,299,047.08x = 103,912,723.26 × 30,421,587.24
  4. Step 4: Simplify right side
    69,299,047.08x = 3,161,189,976,000,067
  5. Step 5: Solve for x
    x = 3,161,189,976,000,067/69,299,047.08
  6. Step 6: Final answer
    x = 45,616,644.23

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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.