Home / 28,640,188,268,198-39,530,813,537,584-18,653,566,315,557

Finding the Fourth Proportional to 28,640,188,268,198, 39,530,813,537,584 and 18,653,566,315,557

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Solution

The fourth proportional to 28,640,188,268,198, 39,530,813,537,584 and 18,653,566,315,557 is: 25,746,711,052,526.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,640,188,268,198 : 39,530,813,537,584 = 18,653,566,315,557 : x
  2. Step 2: Convert to fraction form
    28,640,188,268,198/39,530,813,537,584 = 18,653,566,315,557/x
  3. Step 3: Cross multiply
    28,640,188,268,198x = 39,530,813,537,584 × 18,653,566,315,557
  4. Step 4: Simplify right side
    28,640,188,268,198x = 737,390,651,831,241,612,506,169,344
  5. Step 5: Solve for x
    x = 737,390,651,831,241,612,506,169,344/28,640,188,268,198
  6. Step 6: Final answer
    x = 25,746,711,052,526.09

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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.