Home / 10,306,484,405.40-15,464,261,571.30-4,782,899,227.80

Finding the Fourth Proportional to 10,306,484,405.40, 15,464,261,571.30 and 4,782,899,227.80

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Solution

The fourth proportional to 10,306,484,405.40, 15,464,261,571.30 and 4,782,899,227.80 is: 7,176,453,368.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,484,405.40 : 15,464,261,571.30 = 4,782,899,227.80 : x
  2. Step 2: Convert to fraction form
    10,306,484,405.40/15,464,261,571.30 = 4,782,899,227.80/x
  3. Step 3: Cross multiply
    10,306,484,405.40x = 15,464,261,571.30 × 4,782,899,227.80
  4. Step 4: Simplify right side
    10,306,484,405.40x = 73,964,004,727,867,981,824
  5. Step 5: Solve for x
    x = 73,964,004,727,867,981,824/10,306,484,405.40
  6. Step 6: Final answer
    x = 7,176,453,368.44

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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.