Home / 199,278,828.14-275,004,900.02-111,172,826.25

Finding the Fourth Proportional to 199,278,828.14, 275,004,900.02 and 111,172,826.25

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Solution

The fourth proportional to 199,278,828.14, 275,004,900.02 and 111,172,826.25 is: 153,418,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,278,828.14 : 275,004,900.02 = 111,172,826.25 : x
  2. Step 2: Convert to fraction form
    199,278,828.14/275,004,900.02 = 111,172,826.25/x
  3. Step 3: Cross multiply
    199,278,828.14x = 275,004,900.02 × 111,172,826.25
  4. Step 4: Simplify right side
    199,278,828.14x = 30,573,071,968,100,012
  5. Step 5: Solve for x
    x = 30,573,071,968,100,012/199,278,828.14
  6. Step 6: Final answer
    x = 153,418,565.61

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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.