Home / 2,768,928,721.45-4,153,403,731.74-670,401,633.22

Finding the Fourth Proportional to 2,768,928,721.45, 4,153,403,731.74 and 670,401,633.22

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Solution

The fourth proportional to 2,768,928,721.45, 4,153,403,731.74 and 670,401,633.22 is: 1,005,605,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,928,721.45 : 4,153,403,731.74 = 670,401,633.22 : x
  2. Step 2: Convert to fraction form
    2,768,928,721.45/4,153,403,731.74 = 670,401,633.22/x
  3. Step 3: Cross multiply
    2,768,928,721.45x = 4,153,403,731.74 × 670,401,633.22
  4. Step 4: Simplify right side
    2,768,928,721.45x = 2,784,448,645,180,538,880
  5. Step 5: Solve for x
    x = 2,784,448,645,180,538,880/2,768,928,721.45
  6. Step 6: Final answer
    x = 1,005,605,028.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.