Home / 2,016,586,649.94-2,783,087,963.79-1,223,570,389.74

Finding the Fourth Proportional to 2,016,586,649.94, 2,783,087,963.79 and 1,223,570,389.74

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Solution

The fourth proportional to 2,016,586,649.94, 2,783,087,963.79 and 1,223,570,389.74 is: 1,688,647,509.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,586,649.94 : 2,783,087,963.79 = 1,223,570,389.74 : x
  2. Step 2: Convert to fraction form
    2,016,586,649.94/2,783,087,963.79 = 1,223,570,389.74/x
  3. Step 3: Cross multiply
    2,016,586,649.94x = 2,783,087,963.79 × 1,223,570,389.74
  4. Step 4: Simplify right side
    2,016,586,649.94x = 3,405,304,024,535,233,536
  5. Step 5: Solve for x
    x = 3,405,304,024,535,233,536/2,016,586,649.94
  6. Step 6: Final answer
    x = 1,688,647,509.71

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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.