Home / 1,874,247,002.80-2,811,370,504.20-1,390,517,594.80

Finding the Fourth Proportional to 1,874,247,002.80, 2,811,370,504.20 and 1,390,517,594.80

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Solution

The fourth proportional to 1,874,247,002.80, 2,811,370,504.20 and 1,390,517,594.80 is: 2,085,776,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,247,002.80 : 2,811,370,504.20 = 1,390,517,594.80 : x
  2. Step 2: Convert to fraction form
    1,874,247,002.80/2,811,370,504.20 = 1,390,517,594.80/x
  3. Step 3: Cross multiply
    1,874,247,002.80x = 2,811,370,504.20 × 1,390,517,594.80
  4. Step 4: Simplify right side
    1,874,247,002.80x = 3,909,260,151,591,846,912
  5. Step 5: Solve for x
    x = 3,909,260,151,591,846,912/1,874,247,002.80
  6. Step 6: Final answer
    x = 2,085,776,392.20

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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.