Home / 8,986,388,874-13,481,421,768.84-3,090,182,366.72

Finding the Fourth Proportional to 8,986,388,874, 13,481,421,768.84 and 3,090,182,366.72

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Solution

The fourth proportional to 8,986,388,874, 13,481,421,768.84 and 3,090,182,366.72 is: 4,635,905,747.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,388,874 : 13,481,421,768.84 = 3,090,182,366.72 : x
  2. Step 2: Convert to fraction form
    8,986,388,874/13,481,421,768.84 = 3,090,182,366.72/x
  3. Step 3: Cross multiply
    8,986,388,874x = 13,481,421,768.84 × 3,090,182,366.72
  4. Step 4: Simplify right side
    8,986,388,874x = 41,660,051,828,384,514,048
  5. Step 5: Solve for x
    x = 41,660,051,828,384,514,048/8,986,388,874
  6. Step 6: Final answer
    x = 4,635,905,747.29

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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.