Home / 34,364,839,537.91-47,427,607,010.88-20,816,079,157.58

Finding the Fourth Proportional to 34,364,839,537.91, 47,427,607,010.88 and 20,816,079,157.58

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Solution

The fourth proportional to 34,364,839,537.91, 47,427,607,010.88 and 20,816,079,157.58 is: 28,728,689,994.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,364,839,537.91 : 47,427,607,010.88 = 20,816,079,157.58 : x
  2. Step 2: Convert to fraction form
    34,364,839,537.91/47,427,607,010.88 = 20,816,079,157.58/x
  3. Step 3: Cross multiply
    34,364,839,537.91x = 47,427,607,010.88 × 20,816,079,157.58
  4. Step 4: Simplify right side
    34,364,839,537.91x = 987,256,821,792,837,074,944
  5. Step 5: Solve for x
    x = 987,256,821,792,837,074,944/34,364,839,537.91
  6. Step 6: Final answer
    x = 28,728,689,994.42

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1.5x scale

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.