Home / 199,278,827.39-275,004,899.00-111,172,825.50

Finding the Fourth Proportional to 199,278,827.39, 275,004,899.00 and 111,172,825.50

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Solution

The fourth proportional to 199,278,827.39, 275,004,899.00 and 111,172,825.50 is: 153,418,564.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,278,827.39 : 275,004,899.00 = 111,172,825.50 : x
  2. Step 2: Convert to fraction form
    199,278,827.39/275,004,899.00 = 111,172,825.50/x
  3. Step 3: Cross multiply
    199,278,827.39x = 275,004,899.00 × 111,172,825.50
  4. Step 4: Simplify right side
    199,278,827.39x = 30,573,071,647,616,260
  5. Step 5: Solve for x
    x = 30,573,071,647,616,260/199,278,827.39
  6. Step 6: Final answer
    x = 153,418,564.58

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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.