Home / 1,173,421,760,558.80-1,760,132,640,838.20-816,375,037,896.40

Finding the Fourth Proportional to 1,173,421,760,558.80, 1,760,132,640,838.20 and 816,375,037,896.40

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Solution

The fourth proportional to 1,173,421,760,558.80, 1,760,132,640,838.20 and 816,375,037,896.40 is: 1,224,562,556,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,421,760,558.80 : 1,760,132,640,838.20 = 816,375,037,896.40 : x
  2. Step 2: Convert to fraction form
    1,173,421,760,558.80/1,760,132,640,838.20 = 816,375,037,896.40/x
  3. Step 3: Cross multiply
    1,173,421,760,558.80x = 1,760,132,640,838.20 × 816,375,037,896.40
  4. Step 4: Simplify right side
    1,173,421,760,558.80x = 1,436,928,351,366,976,230,129,664
  5. Step 5: Solve for x
    x = 1,436,928,351,366,976,230,129,664/1,173,421,760,558.80
  6. Step 6: Final answer
    x = 1,224,562,556,844.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.