Home / 28,640,188,268,216-39,530,813,537,608-18,653,566,315,574

Finding the Fourth Proportional to 28,640,188,268,216, 39,530,813,537,608 and 18,653,566,315,574

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Solution

The fourth proportional to 28,640,188,268,216, 39,530,813,537,608 and 18,653,566,315,574 is: 25,746,711,052,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,640,188,268,216 : 39,530,813,537,608 = 18,653,566,315,574 : x
  2. Step 2: Convert to fraction form
    28,640,188,268,216/39,530,813,537,608 = 18,653,566,315,574/x
  3. Step 3: Cross multiply
    28,640,188,268,216x = 39,530,813,537,608 × 18,653,566,315,574
  4. Step 4: Simplify right side
    28,640,188,268,216x = 737,390,651,832,361,327,660,105,728
  5. Step 5: Solve for x
    x = 737,390,651,832,361,327,660,105,728/28,640,188,268,216
  6. Step 6: Final answer
    x = 25,746,711,052,549.01

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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.