Home / 2,680,521,606.20-4,020,782,409.30-1,809,808,671.80

Finding the Fourth Proportional to 2,680,521,606.20, 4,020,782,409.30 and 1,809,808,671.80

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Solution

The fourth proportional to 2,680,521,606.20, 4,020,782,409.30 and 1,809,808,671.80 is: 2,714,713,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,521,606.20 : 4,020,782,409.30 = 1,809,808,671.80 : x
  2. Step 2: Convert to fraction form
    2,680,521,606.20/4,020,782,409.30 = 1,809,808,671.80/x
  3. Step 3: Cross multiply
    2,680,521,606.20x = 4,020,782,409.30 × 1,809,808,671.80
  4. Step 4: Simplify right side
    2,680,521,606.20x = 7,276,846,871,772,037,120
  5. Step 5: Solve for x
    x = 7,276,846,871,772,037,120/2,680,521,606.20
  6. Step 6: Final answer
    x = 2,714,713,007.70

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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.