Home / 12,415,032,152.20-18,622,548,228.30-11,068,148,081.80

Finding the Fourth Proportional to 12,415,032,152.20, 18,622,548,228.30 and 11,068,148,081.80

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Solution

The fourth proportional to 12,415,032,152.20, 18,622,548,228.30 and 11,068,148,081.80 is: 16,602,222,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,032,152.20 : 18,622,548,228.30 = 11,068,148,081.80 : x
  2. Step 2: Convert to fraction form
    12,415,032,152.20/18,622,548,228.30 = 11,068,148,081.80/x
  3. Step 3: Cross multiply
    12,415,032,152.20x = 18,622,548,228.30 × 11,068,148,081.80
  4. Step 4: Simplify right side
    12,415,032,152.20x = 206,117,121,451,286,626,304
  5. Step 5: Solve for x
    x = 206,117,121,451,286,626,304/12,415,032,152.20
  6. Step 6: Final answer
    x = 16,602,222,122.70

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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.