Home / 851,475,176.20-1,277,212,764.30-366,800,984.20

Finding the Fourth Proportional to 851,475,176.20, 1,277,212,764.30 and 366,800,984.20

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Solution

The fourth proportional to 851,475,176.20, 1,277,212,764.30 and 366,800,984.20 is: 550,201,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,475,176.20 : 1,277,212,764.30 = 366,800,984.20 : x
  2. Step 2: Convert to fraction form
    851,475,176.20/1,277,212,764.30 = 366,800,984.20/x
  3. Step 3: Cross multiply
    851,475,176.20x = 1,277,212,764.30 × 366,800,984.20
  4. Step 4: Simplify right side
    851,475,176.20x = 468,482,898,978,042,560
  5. Step 5: Solve for x
    x = 468,482,898,978,042,560/851,475,176.20
  6. Step 6: Final answer
    x = 550,201,476.30

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1.5x scale

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.