Home / 13,962,275,653.20-20,943,413,479.80-12,218,883,452.70

Finding the Fourth Proportional to 13,962,275,653.20, 20,943,413,479.80 and 12,218,883,452.70

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Solution

The fourth proportional to 13,962,275,653.20, 20,943,413,479.80 and 12,218,883,452.70 is: 18,328,325,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962,275,653.20 : 20,943,413,479.80 = 12,218,883,452.70 : x
  2. Step 2: Convert to fraction form
    13,962,275,653.20/20,943,413,479.80 = 12,218,883,452.70/x
  3. Step 3: Cross multiply
    13,962,275,653.20x = 20,943,413,479.80 × 12,218,883,452.70
  4. Step 4: Simplify right side
    13,962,275,653.20x = 255,905,128,411,382,349,824
  5. Step 5: Solve for x
    x = 255,905,128,411,382,349,824/13,962,275,653.20
  6. Step 6: Final answer
    x = 18,328,325,179.05

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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.