Home / 27,757,879,977,920-38,305,359,042,312-15,257,342,784,862

Finding the Fourth Proportional to 27,757,879,977,920, 38,305,359,042,312 and 15,257,342,784,862

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Solution

The fourth proportional to 27,757,879,977,920, 38,305,359,042,312 and 15,257,342,784,862 is: 21,054,849,789,344.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,757,879,977,920 : 38,305,359,042,312 = 15,257,342,784,862 : x
  2. Step 2: Convert to fraction form
    27,757,879,977,920/38,305,359,042,312 = 15,257,342,784,862/x
  3. Step 3: Cross multiply
    27,757,879,977,920x = 38,305,359,042,312 × 15,257,342,784,862
  4. Step 4: Simplify right side
    27,757,879,977,920x = 584,437,993,405,767,376,303,030,272
  5. Step 5: Solve for x
    x = 584,437,993,405,767,376,303,030,272/27,757,879,977,920
  6. Step 6: Final answer
    x = 21,054,849,789,344.81

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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.