Home / 2,870,039,742.80-4,305,059,614.20-2,616,081,803.60

Finding the Fourth Proportional to 2,870,039,742.80, 4,305,059,614.20 and 2,616,081,803.60

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Solution

The fourth proportional to 2,870,039,742.80, 4,305,059,614.20 and 2,616,081,803.60 is: 3,924,122,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,039,742.80 : 4,305,059,614.20 = 2,616,081,803.60 : x
  2. Step 2: Convert to fraction form
    2,870,039,742.80/4,305,059,614.20 = 2,616,081,803.60/x
  3. Step 3: Cross multiply
    2,870,039,742.80x = 4,305,059,614.20 × 2,616,081,803.60
  4. Step 4: Simplify right side
    2,870,039,742.80x = 11,262,388,120,121,856,000
  5. Step 5: Solve for x
    x = 11,262,388,120,121,856,000/2,870,039,742.80
  6. Step 6: Final answer
    x = 3,924,122,705.40

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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.