Home / 7,902,751,938.65-11,854,824,690.68-2,230,390,988.31

Finding the Fourth Proportional to 7,902,751,938.65, 11,854,824,690.68 and 2,230,390,988.31

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Solution

The fourth proportional to 7,902,751,938.65, 11,854,824,690.68 and 2,230,390,988.31 is: 3,345,783,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902,751,938.65 : 11,854,824,690.68 = 2,230,390,988.31 : x
  2. Step 2: Convert to fraction form
    7,902,751,938.65/11,854,824,690.68 = 2,230,390,988.31/x
  3. Step 3: Cross multiply
    7,902,751,938.65x = 11,854,824,690.68 × 2,230,390,988.31
  4. Step 4: Simplify right side
    7,902,751,938.65x = 26,440,894,158,131,560,448
  5. Step 5: Solve for x
    x = 26,440,894,158,131,560,448/7,902,751,938.65
  6. Step 6: Final answer
    x = 3,345,783,135.22

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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.