Home / 2,847,687,139.20-4,271,530,708.80-1,211,500,617.60

Finding the Fourth Proportional to 2,847,687,139.20, 4,271,530,708.80 and 1,211,500,617.60

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Solution

The fourth proportional to 2,847,687,139.20, 4,271,530,708.80 and 1,211,500,617.60 is: 1,817,250,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,687,139.20 : 4,271,530,708.80 = 1,211,500,617.60 : x
  2. Step 2: Convert to fraction form
    2,847,687,139.20/4,271,530,708.80 = 1,211,500,617.60/x
  3. Step 3: Cross multiply
    2,847,687,139.20x = 4,271,530,708.80 × 1,211,500,617.60
  4. Step 4: Simplify right side
    2,847,687,139.20x = 5,174,962,091,808,565,248
  5. Step 5: Solve for x
    x = 5,174,962,091,808,565,248/2,847,687,139.20
  6. Step 6: Final answer
    x = 1,817,250,926.40

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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.