Home / 14,245,632,016.40-21,368,448,024.60-12,667,464,822.80

Finding the Fourth Proportional to 14,245,632,016.40, 21,368,448,024.60 and 12,667,464,822.80

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Solution

The fourth proportional to 14,245,632,016.40, 21,368,448,024.60 and 12,667,464,822.80 is: 19,001,197,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245,632,016.40 : 21,368,448,024.60 = 12,667,464,822.80 : x
  2. Step 2: Convert to fraction form
    14,245,632,016.40/21,368,448,024.60 = 12,667,464,822.80/x
  3. Step 3: Cross multiply
    14,245,632,016.40x = 21,368,448,024.60 × 12,667,464,822.80
  4. Step 4: Simplify right side
    14,245,632,016.40x = 270,684,063,669,450,604,544
  5. Step 5: Solve for x
    x = 270,684,063,669,450,604,544/14,245,632,016.40
  6. Step 6: Final answer
    x = 19,001,197,234.20

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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.