Home / 1,783,296,071.40-2,674,944,107.10-1,085,939,191.20

Finding the Fourth Proportional to 1,783,296,071.40, 2,674,944,107.10 and 1,085,939,191.20

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Solution

The fourth proportional to 1,783,296,071.40, 2,674,944,107.10 and 1,085,939,191.20 is: 1,628,908,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,296,071.40 : 2,674,944,107.10 = 1,085,939,191.20 : x
  2. Step 2: Convert to fraction form
    1,783,296,071.40/2,674,944,107.10 = 1,085,939,191.20/x
  3. Step 3: Cross multiply
    1,783,296,071.40x = 2,674,944,107.10 × 1,085,939,191.20
  4. Step 4: Simplify right side
    1,783,296,071.40x = 2,904,826,640,169,380,352
  5. Step 5: Solve for x
    x = 2,904,826,640,169,380,352/1,783,296,071.40
  6. Step 6: Final answer
    x = 1,628,908,786.80

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Double scale
Find fourth proportional to 1,783,296,072.40, 2,674,944,108.60 and 1,085,939,192.20
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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.