Home / 2,118,514,725,788.10-3,178,277,147,192-685,923,051,511.55

Finding the Fourth Proportional to 2,118,514,725,788.10, 3,178,277,147,192 and 685,923,051,511.55

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Solution

The fourth proportional to 2,118,514,725,788.10, 3,178,277,147,192 and 685,923,051,511.55 is: 1,029,048,102,811.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,514,725,788.10 : 3,178,277,147,192 = 685,923,051,511.55 : x
  2. Step 2: Convert to fraction form
    2,118,514,725,788.10/3,178,277,147,192 = 685,923,051,511.55/x
  3. Step 3: Cross multiply
    2,118,514,725,788.10x = 3,178,277,147,192 × 685,923,051,511.55
  4. Step 4: Simplify right side
    2,118,514,725,788.10x = 2,180,053,559,351,360,542,998,528
  5. Step 5: Solve for x
    x = 2,180,053,559,351,360,542,998,528/2,118,514,725,788.10
  6. Step 6: Final answer
    x = 1,029,048,102,811.92

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Double scale
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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.