Home / 3,368,033,877-4,647,370,401-1,938,828,720.36

Finding the Fourth Proportional to 3,368,033,877, 4,647,370,401 and 1,938,828,720.36

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Solution

The fourth proportional to 3,368,033,877, 4,647,370,401 and 1,938,828,720.36 is: 2,675,286,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,033,877 : 4,647,370,401 = 1,938,828,720.36 : x
  2. Step 2: Convert to fraction form
    3,368,033,877/4,647,370,401 = 1,938,828,720.36/x
  3. Step 3: Cross multiply
    3,368,033,877x = 4,647,370,401 × 1,938,828,720.36
  4. Step 4: Simplify right side
    3,368,033,877x = 9,010,455,207,609,769,984
  5. Step 5: Solve for x
    x = 9,010,455,207,609,769,984/3,368,033,877
  6. Step 6: Final answer
    x = 2,675,286,394.58

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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.