Home / 1,886,639,589.54-2,603,527,759.89-1,028,321,564.58

Finding the Fourth Proportional to 1,886,639,589.54, 2,603,527,759.89 and 1,028,321,564.58

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Solution

The fourth proportional to 1,886,639,589.54, 2,603,527,759.89 and 1,028,321,564.58 is: 1,419,064,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,639,589.54 : 2,603,527,759.89 = 1,028,321,564.58 : x
  2. Step 2: Convert to fraction form
    1,886,639,589.54/2,603,527,759.89 = 1,028,321,564.58/x
  3. Step 3: Cross multiply
    1,886,639,589.54x = 2,603,527,759.89 × 1,028,321,564.58
  4. Step 4: Simplify right side
    1,886,639,589.54x = 2,677,263,739,477,547,520
  5. Step 5: Solve for x
    x = 2,677,263,739,477,547,520/1,886,639,589.54
  6. Step 6: Final answer
    x = 1,419,064,751.06

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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.