Home / 12,263,325,481.15-16,926,537,926.58-7,987,194,534.25

Finding the Fourth Proportional to 12,263,325,481.15, 16,926,537,926.58 and 7,987,194,534.25

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Solution

The fourth proportional to 12,263,325,481.15, 16,926,537,926.58 and 7,987,194,534.25 is: 11,024,379,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263,325,481.15 : 16,926,537,926.58 = 7,987,194,534.25 : x
  2. Step 2: Convert to fraction form
    12,263,325,481.15/16,926,537,926.58 = 7,987,194,534.25/x
  3. Step 3: Cross multiply
    12,263,325,481.15x = 16,926,537,926.58 × 7,987,194,534.25
  4. Step 4: Simplify right side
    12,263,325,481.15x = 135,195,551,210,870,472,704
  5. Step 5: Solve for x
    x = 135,195,551,210,870,472,704/12,263,325,481.15
  6. Step 6: Final answer
    x = 11,024,379,269.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.