Home / 2,176,651,200.38-3,264,943,990.26-979,281,313.76

Finding the Fourth Proportional to 2,176,651,200.38, 3,264,943,990.26 and 979,281,313.76

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Solution

The fourth proportional to 2,176,651,200.38, 3,264,943,990.26 and 979,281,313.76 is: 1,468,907,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,651,200.38 : 3,264,943,990.26 = 979,281,313.76 : x
  2. Step 2: Convert to fraction form
    2,176,651,200.38/3,264,943,990.26 = 979,281,313.76/x
  3. Step 3: Cross multiply
    2,176,651,200.38x = 3,264,943,990.26 × 979,281,313.76
  4. Step 4: Simplify right side
    2,176,651,200.38x = 3,197,298,640,134,629,888
  5. Step 5: Solve for x
    x = 3,197,298,640,134,629,888/2,176,651,200.38
  6. Step 6: Final answer
    x = 1,468,907,209.19

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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.