Home / 2,719,844,740.80-4,079,767,111.20-879,783,422.40

Finding the Fourth Proportional to 2,719,844,740.80, 4,079,767,111.20 and 879,783,422.40

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Solution

The fourth proportional to 2,719,844,740.80, 4,079,767,111.20 and 879,783,422.40 is: 1,319,675,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,844,740.80 : 4,079,767,111.20 = 879,783,422.40 : x
  2. Step 2: Convert to fraction form
    2,719,844,740.80/4,079,767,111.20 = 879,783,422.40/x
  3. Step 3: Cross multiply
    2,719,844,740.80x = 4,079,767,111.20 × 879,783,422.40
  4. Step 4: Simplify right side
    2,719,844,740.80x = 3,589,311,471,686,497,280
  5. Step 5: Solve for x
    x = 3,589,311,471,686,497,280/2,719,844,740.80
  6. Step 6: Final answer
    x = 1,319,675,133.60

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1.5x scale

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.