Home / 8,520,170,721.65-11,757,610,052.31-4,761,012,179.33

Finding the Fourth Proportional to 8,520,170,721.65, 11,757,610,052.31 and 4,761,012,179.33

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Solution

The fourth proportional to 8,520,170,721.65, 11,757,610,052.31 and 4,761,012,179.33 is: 6,570,070,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,170,721.65 : 11,757,610,052.31 = 4,761,012,179.33 : x
  2. Step 2: Convert to fraction form
    8,520,170,721.65/11,757,610,052.31 = 4,761,012,179.33/x
  3. Step 3: Cross multiply
    8,520,170,721.65x = 11,757,610,052.31 × 4,761,012,179.33
  4. Step 4: Simplify right side
    8,520,170,721.65x = 55,978,124,658,860,744,704
  5. Step 5: Solve for x
    x = 55,978,124,658,860,744,704/8,520,170,721.65
  6. Step 6: Final answer
    x = 6,570,070,775.30

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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.