Home / 2,988,516,163.20-4,470,681,009.60-2,625,719,107.20

Finding the Fourth Proportional to 2,988,516,163.20, 4,470,681,009.60 and 2,625,719,107.20

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Solution

The fourth proportional to 2,988,516,163.20, 4,470,681,009.60 and 2,625,719,107.20 is: 3,927,953,508.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,516,163.20 : 4,470,681,009.60 = 2,625,719,107.20 : x
  2. Step 2: Convert to fraction form
    2,988,516,163.20/4,470,681,009.60 = 2,625,719,107.20/x
  3. Step 3: Cross multiply
    2,988,516,163.20x = 4,470,681,009.60 × 2,625,719,107.20
  4. Step 4: Simplify right side
    2,988,516,163.20x = 11,738,752,549,102,907,392
  5. Step 5: Solve for x
    x = 11,738,752,549,102,907,392/2,988,516,163.20
  6. Step 6: Final answer
    x = 3,927,953,508.72

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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.