Home / 14,245,632,020.40-21,368,448,030.60-12,667,464,826.80

Finding the Fourth Proportional to 14,245,632,020.40, 21,368,448,030.60 and 12,667,464,826.80

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Solution

The fourth proportional to 14,245,632,020.40, 21,368,448,030.60 and 12,667,464,826.80 is: 19,001,197,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245,632,020.40 : 21,368,448,030.60 = 12,667,464,826.80 : x
  2. Step 2: Convert to fraction form
    14,245,632,020.40/21,368,448,030.60 = 12,667,464,826.80/x
  3. Step 3: Cross multiply
    14,245,632,020.40x = 21,368,448,030.60 × 12,667,464,826.80
  4. Step 4: Simplify right side
    14,245,632,020.40x = 270,684,063,830,929,178,624
  5. Step 5: Solve for x
    x = 270,684,063,830,929,178,624/14,245,632,020.40
  6. Step 6: Final answer
    x = 19,001,197,240.20

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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.