Home / 199,925,912.88-275,895,720-111,819,700.26

Finding the Fourth Proportional to 199,925,912.88, 275,895,720 and 111,819,700.26

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Solution

The fourth proportional to 199,925,912.88, 275,895,720 and 111,819,700.26 is: 154,310,045.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,925,912.88 : 275,895,720 = 111,819,700.26 : x
  2. Step 2: Convert to fraction form
    199,925,912.88/275,895,720 = 111,819,700.26/x
  3. Step 3: Cross multiply
    199,925,912.88x = 275,895,720 × 111,819,700.26
  4. Step 4: Simplify right side
    199,925,912.88x = 30,850,576,713,416,888
  5. Step 5: Solve for x
    x = 30,850,576,713,416,888/199,925,912.88
  6. Step 6: Final answer
    x = 154,310,045.50

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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.