Home / 56,105,583,143.88-77,424,747,843.07-30,384,654,615.12

Finding the Fourth Proportional to 56,105,583,143.88, 77,424,747,843.07 and 30,384,654,615.12

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Solution

The fourth proportional to 56,105,583,143.88, 77,424,747,843.07 and 30,384,654,615.12 is: 41,930,305,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,105,583,143.88 : 77,424,747,843.07 = 30,384,654,615.12 : x
  2. Step 2: Convert to fraction form
    56,105,583,143.88/77,424,747,843.07 = 30,384,654,615.12/x
  3. Step 3: Cross multiply
    56,105,583,143.88x = 77,424,747,843.07 × 30,384,654,615.12
  4. Step 4: Simplify right side
    56,105,583,143.88x = 2,352,524,221,874,439,192,576
  5. Step 5: Solve for x
    x = 2,352,524,221,874,439,192,576/56,105,583,143.88
  6. Step 6: Final answer
    x = 41,930,305,150.59

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Double scale
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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.