Home / 11,919,416,605.77-17,878,530,584.64-4,457,450,797.77

Finding the Fourth Proportional to 11,919,416,605.77, 17,878,530,584.64 and 4,457,450,797.77

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Solution

The fourth proportional to 11,919,416,605.77, 17,878,530,584.64 and 4,457,450,797.77 is: 6,685,953,939.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,919,416,605.77 : 17,878,530,584.64 = 4,457,450,797.77 : x
  2. Step 2: Convert to fraction form
    11,919,416,605.77/17,878,530,584.64 = 4,457,450,797.77/x
  3. Step 3: Cross multiply
    11,919,416,605.77x = 17,878,530,584.64 × 4,457,450,797.77
  4. Step 4: Simplify right side
    11,919,416,605.77x = 79,692,670,417,458,921,472
  5. Step 5: Solve for x
    x = 79,692,670,417,458,921,472/11,919,416,605.77
  6. Step 6: Final answer
    x = 6,685,953,939.97

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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.