Home / 2,719,844,816.80-4,079,767,225.20-879,783,498.40

Finding the Fourth Proportional to 2,719,844,816.80, 4,079,767,225.20 and 879,783,498.40

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Solution

The fourth proportional to 2,719,844,816.80, 4,079,767,225.20 and 879,783,498.40 is: 1,319,675,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,844,816.80 : 4,079,767,225.20 = 879,783,498.40 : x
  2. Step 2: Convert to fraction form
    2,719,844,816.80/4,079,767,225.20 = 879,783,498.40/x
  3. Step 3: Cross multiply
    2,719,844,816.80x = 4,079,767,225.20 × 879,783,498.40
  4. Step 4: Simplify right side
    2,719,844,816.80x = 3,589,311,882,044,116,480
  5. Step 5: Solve for x
    x = 3,589,311,882,044,116,480/2,719,844,816.80
  6. Step 6: Final answer
    x = 1,319,675,247.60

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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.