Home / 7,964,012,106,178.20-10,990,220,698,101-4,448,361,206,324.40

Finding the Fourth Proportional to 7,964,012,106,178.20, 10,990,220,698,101 and 4,448,361,206,324.40

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Solution

The fourth proportional to 7,964,012,106,178.20, 10,990,220,698,101 and 4,448,361,206,324.40 is: 6,138,673,667,315.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964,012,106,178.20 : 10,990,220,698,101 = 4,448,361,206,324.40 : x
  2. Step 2: Convert to fraction form
    7,964,012,106,178.20/10,990,220,698,101 = 4,448,361,206,324.40/x
  3. Step 3: Cross multiply
    7,964,012,106,178.20x = 10,990,220,698,101 × 4,448,361,206,324.40
  4. Step 4: Simplify right side
    7,964,012,106,178.20x = 48,888,471,402,375,955,068,485,632
  5. Step 5: Solve for x
    x = 48,888,471,402,375,955,068,485,632/7,964,012,106,178.20
  6. Step 6: Final answer
    x = 6,138,673,667,315.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.