Home / 141,952,846.44-195,895,199.13-78,373,308.54

Finding the Fourth Proportional to 141,952,846.44, 195,895,199.13 and 78,373,308.54

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Solution

The fourth proportional to 141,952,846.44, 195,895,199.13 and 78,373,308.54 is: 108,155,315.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,952,846.44 : 195,895,199.13 = 78,373,308.54 : x
  2. Step 2: Convert to fraction form
    141,952,846.44/195,895,199.13 = 78,373,308.54/x
  3. Step 3: Cross multiply
    141,952,846.44x = 195,895,199.13 × 78,373,308.54
  4. Step 4: Simplify right side
    141,952,846.44x = 15,352,954,882,920,230
  5. Step 5: Solve for x
    x = 15,352,954,882,920,230/141,952,846.44
  6. Step 6: Final answer
    x = 108,155,315.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.