Home / 19,840,464,686.60-29,760,697,029.90-11,115,195,489.80

Finding the Fourth Proportional to 19,840,464,686.60, 29,760,697,029.90 and 11,115,195,489.80

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Solution

The fourth proportional to 19,840,464,686.60, 29,760,697,029.90 and 11,115,195,489.80 is: 16,672,793,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840,464,686.60 : 29,760,697,029.90 = 11,115,195,489.80 : x
  2. Step 2: Convert to fraction form
    19,840,464,686.60/29,760,697,029.90 = 11,115,195,489.80/x
  3. Step 3: Cross multiply
    19,840,464,686.60x = 29,760,697,029.90 × 11,115,195,489.80
  4. Step 4: Simplify right side
    19,840,464,686.60x = 330,795,965,400,048,730,112
  5. Step 5: Solve for x
    x = 330,795,965,400,048,730,112/19,840,464,686.60
  6. Step 6: Final answer
    x = 16,672,793,234.70

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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.