Home / 69,952,544.87-105,019,743.24-53,789,846.18

Finding the Fourth Proportional to 69,952,544.87, 105,019,743.24 and 53,789,846.18

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Solution

The fourth proportional to 69,952,544.87, 105,019,743.24 and 53,789,846.18 is: 80,754,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,952,544.87 : 105,019,743.24 = 53,789,846.18 : x
  2. Step 2: Convert to fraction form
    69,952,544.87/105,019,743.24 = 53,789,846.18/x
  3. Step 3: Cross multiply
    69,952,544.87x = 105,019,743.24 × 53,789,846.18
  4. Step 4: Simplify right side
    69,952,544.87x = 5,648,995,834,217,596
  5. Step 5: Solve for x
    x = 5,648,995,834,217,596/69,952,544.87
  6. Step 6: Final answer
    x = 80,754,686.55

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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.