Home / 7,902,751,913.78-11,854,824,653.32-2,230,390,963.42

Finding the Fourth Proportional to 7,902,751,913.78, 11,854,824,653.32 and 2,230,390,963.42

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Solution

The fourth proportional to 7,902,751,913.78, 11,854,824,653.32 and 2,230,390,963.42 is: 3,345,783,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902,751,913.78 : 11,854,824,653.32 = 2,230,390,963.42 : x
  2. Step 2: Convert to fraction form
    7,902,751,913.78/11,854,824,653.32 = 2,230,390,963.42/x
  3. Step 3: Cross multiply
    7,902,751,913.78x = 11,854,824,653.32 × 2,230,390,963.42
  4. Step 4: Simplify right side
    7,902,751,913.78x = 26,440,893,779,727,040,512
  5. Step 5: Solve for x
    x = 26,440,893,779,727,040,512/7,902,751,913.78
  6. Step 6: Final answer
    x = 3,345,783,097.86

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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.