Home / 12,866,993,997.16-19,289,437,002.30-4,471,808,884.84

Finding the Fourth Proportional to 12,866,993,997.16, 19,289,437,002.30 and 4,471,808,884.84

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Solution

The fourth proportional to 12,866,993,997.16, 19,289,437,002.30 and 4,471,808,884.84 is: 6,703,871,610.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,866,993,997.16 : 19,289,437,002.30 = 4,471,808,884.84 : x
  2. Step 2: Convert to fraction form
    12,866,993,997.16/19,289,437,002.30 = 4,471,808,884.84/x
  3. Step 3: Cross multiply
    12,866,993,997.16x = 19,289,437,002.30 × 4,471,808,884.84
  4. Step 4: Simplify right side
    12,866,993,997.16x = 86,258,675,770,446,594,048
  5. Step 5: Solve for x
    x = 86,258,675,770,446,594,048/12,866,993,997.16
  6. Step 6: Final answer
    x = 6,703,871,610.53

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1.5x scale

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.