Home / 2,016,586,642.25-2,783,087,953.27-1,223,570,382.05

Finding the Fourth Proportional to 2,016,586,642.25, 2,783,087,953.27 and 1,223,570,382.05

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Solution

The fourth proportional to 2,016,586,642.25, 2,783,087,953.27 and 1,223,570,382.05 is: 1,688,647,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,586,642.25 : 2,783,087,953.27 = 1,223,570,382.05 : x
  2. Step 2: Convert to fraction form
    2,016,586,642.25/2,783,087,953.27 = 1,223,570,382.05/x
  3. Step 3: Cross multiply
    2,016,586,642.25x = 2,783,087,953.27 × 1,223,570,382.05
  4. Step 4: Simplify right side
    2,016,586,642.25x = 3,405,303,990,265,102,848
  5. Step 5: Solve for x
    x = 3,405,303,990,265,102,848/2,016,586,642.25
  6. Step 6: Final answer
    x = 1,688,647,499.15

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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.