Home / 7,956,305,072.21-11,932,421,967.86-2,358,933,297.57

Finding the Fourth Proportional to 7,956,305,072.21, 11,932,421,967.86 and 2,358,933,297.57

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Solution

The fourth proportional to 7,956,305,072.21, 11,932,421,967.86 and 2,358,933,297.57 is: 3,537,796,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956,305,072.21 : 11,932,421,967.86 = 2,358,933,297.57 : x
  2. Step 2: Convert to fraction form
    7,956,305,072.21/11,932,421,967.86 = 2,358,933,297.57/x
  3. Step 3: Cross multiply
    7,956,305,072.21x = 11,932,421,967.86 × 2,358,933,297.57
  4. Step 4: Simplify right side
    7,956,305,072.21x = 28,147,787,500,628,905,984
  5. Step 5: Solve for x
    x = 28,147,787,500,628,905,984/7,956,305,072.21
  6. Step 6: Final answer
    x = 3,537,796,407.40

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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.