Home / 2,856,592,180.80-4,284,888,271.20-786,633,422.40

Finding the Fourth Proportional to 2,856,592,180.80, 4,284,888,271.20 and 786,633,422.40

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Solution

The fourth proportional to 2,856,592,180.80, 4,284,888,271.20 and 786,633,422.40 is: 1,179,950,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,592,180.80 : 4,284,888,271.20 = 786,633,422.40 : x
  2. Step 2: Convert to fraction form
    2,856,592,180.80/4,284,888,271.20 = 786,633,422.40/x
  3. Step 3: Cross multiply
    2,856,592,180.80x = 4,284,888,271.20 × 786,633,422.40
  4. Step 4: Simplify right side
    2,856,592,180.80x = 3,370,636,325,375,674,880
  5. Step 5: Solve for x
    x = 3,370,636,325,375,674,880/2,856,592,180.80
  6. Step 6: Final answer
    x = 1,179,950,133.60

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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.