Home / 1,770,293,834.40-2,655,440,751.60-851,963,786.40

Finding the Fourth Proportional to 1,770,293,834.40, 2,655,440,751.60 and 851,963,786.40

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Solution

The fourth proportional to 1,770,293,834.40, 2,655,440,751.60 and 851,963,786.40 is: 1,277,945,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,293,834.40 : 2,655,440,751.60 = 851,963,786.40 : x
  2. Step 2: Convert to fraction form
    1,770,293,834.40/2,655,440,751.60 = 851,963,786.40/x
  3. Step 3: Cross multiply
    1,770,293,834.40x = 2,655,440,751.60 × 851,963,786.40
  4. Step 4: Simplify right side
    1,770,293,834.40x = 2,262,339,357,293,997,824
  5. Step 5: Solve for x
    x = 2,262,339,357,293,997,824/1,770,293,834.40
  6. Step 6: Final answer
    x = 1,277,945,679.60

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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.