Home / 28,640,188,268,234-39,530,813,537,634-18,653,566,315,591

Finding the Fourth Proportional to 28,640,188,268,234, 39,530,813,537,634 and 18,653,566,315,591

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Solution

The fourth proportional to 28,640,188,268,234, 39,530,813,537,634 and 18,653,566,315,591 is: 25,746,711,052,573.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,640,188,268,234 : 39,530,813,537,634 = 18,653,566,315,591 : x
  2. Step 2: Convert to fraction form
    28,640,188,268,234/39,530,813,537,634 = 18,653,566,315,591/x
  3. Step 3: Cross multiply
    28,640,188,268,234x = 39,530,813,537,634 × 18,653,566,315,591
  4. Step 4: Simplify right side
    28,640,188,268,234x = 737,390,651,833,518,288,770,433,024
  5. Step 5: Solve for x
    x = 737,390,651,833,518,288,770,433,024/28,640,188,268,234
  6. Step 6: Final answer
    x = 25,746,711,052,573.22

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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.