Home / 31,786,539,617,806-43,873,586,265,190-20,702,808,203,396

Finding the Fourth Proportional to 31,786,539,617,806, 43,873,586,265,190 and 20,702,808,203,396

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Solution

The fourth proportional to 31,786,539,617,806, 43,873,586,265,190 and 20,702,808,203,396 is: 28,575,191,026,284.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,786,539,617,806 : 43,873,586,265,190 = 20,702,808,203,396 : x
  2. Step 2: Convert to fraction form
    31,786,539,617,806/43,873,586,265,190 = 20,702,808,203,396/x
  3. Step 3: Cross multiply
    31,786,539,617,806x = 43,873,586,265,190 × 20,702,808,203,396
  4. Step 4: Simplify right side
    31,786,539,617,806x = 908,306,441,643,377,620,485,668,864
  5. Step 5: Solve for x
    x = 908,306,441,643,377,620,485,668,864/31,786,539,617,806
  6. Step 6: Final answer
    x = 28,575,191,026,284.84

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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.