Home / 2,147,472,936.57-2,963,466,203.24-1,243,267,002.37

Finding the Fourth Proportional to 2,147,472,936.57, 2,963,466,203.24 and 1,243,267,002.37

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Solution

The fourth proportional to 2,147,472,936.57, 2,963,466,203.24 and 1,243,267,002.37 is: 1,715,681,571.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,472,936.57 : 2,963,466,203.24 = 1,243,267,002.37 : x
  2. Step 2: Convert to fraction form
    2,147,472,936.57/2,963,466,203.24 = 1,243,267,002.37/x
  3. Step 3: Cross multiply
    2,147,472,936.57x = 2,963,466,203.24 × 1,243,267,002.37
  4. Step 4: Simplify right side
    2,147,472,936.57x = 3,684,379,743,126,999,552
  5. Step 5: Solve for x
    x = 3,684,379,743,126,999,552/2,147,472,936.57
  6. Step 6: Final answer
    x = 1,715,681,571.76

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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.