Home / 3,105,997,548.28-4,286,382,389.24-1,836,926,404.80

Finding the Fourth Proportional to 3,105,997,548.28, 4,286,382,389.24 and 1,836,926,404.80

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Solution

The fourth proportional to 3,105,997,548.28, 4,286,382,389.24 and 1,836,926,404.80 is: 2,535,020,993.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,997,548.28 : 4,286,382,389.24 = 1,836,926,404.80 : x
  2. Step 2: Convert to fraction form
    3,105,997,548.28/4,286,382,389.24 = 1,836,926,404.80/x
  3. Step 3: Cross multiply
    3,105,997,548.28x = 4,286,382,389.24 × 1,836,926,404.80
  4. Step 4: Simplify right side
    3,105,997,548.28x = 7,873,768,991,864,667,136
  5. Step 5: Solve for x
    x = 7,873,768,991,864,667,136/3,105,997,548.28
  6. Step 6: Final answer
    x = 2,535,020,993.89

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1.5x scale

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.