Home / 21,985,937,965,124-30,341,972,310,956-12,109,179,489,935

Finding the Fourth Proportional to 21,985,937,965,124, 30,341,972,310,956 and 12,109,179,489,935

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Solution

The fourth proportional to 21,985,937,965,124, 30,341,972,310,956 and 12,109,179,489,935 is: 16,711,426,611,629.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985,937,965,124 : 30,341,972,310,956 = 12,109,179,489,935 : x
  2. Step 2: Convert to fraction form
    21,985,937,965,124/30,341,972,310,956 = 12,109,179,489,935/x
  3. Step 3: Cross multiply
    21,985,937,965,124x = 30,341,972,310,956 × 12,109,179,489,935
  4. Step 4: Simplify right side
    21,985,937,965,124x = 367,416,388,792,004,075,711,365,120
  5. Step 5: Solve for x
    x = 367,416,388,792,004,075,711,365,120/21,985,937,965,124
  6. Step 6: Final answer
    x = 16,711,426,611,629.30

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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.