Home / 5,450,065,693.78-7,521,093,952.42-2,943,940,512.74

Finding the Fourth Proportional to 5,450,065,693.78, 7,521,093,952.42 and 2,943,940,512.74

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Solution

The fourth proportional to 5,450,065,693.78, 7,521,093,952.42 and 2,943,940,512.74 is: 4,062,639,687.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450,065,693.78 : 7,521,093,952.42 = 2,943,940,512.74 : x
  2. Step 2: Convert to fraction form
    5,450,065,693.78/7,521,093,952.42 = 2,943,940,512.74/x
  3. Step 3: Cross multiply
    5,450,065,693.78x = 7,521,093,952.42 × 2,943,940,512.74
  4. Step 4: Simplify right side
    5,450,065,693.78x = 22,141,653,186,629,574,656
  5. Step 5: Solve for x
    x = 22,141,653,186,629,574,656/5,450,065,693.78
  6. Step 6: Final answer
    x = 4,062,639,687.42

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1.5x scale

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.