Home / 86,170,293,882-129,242,188,357.56-28,738,136,005.56

Finding the Fourth Proportional to 86,170,293,882, 129,242,188,357.56 and 28,738,136,005.56

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Solution

The fourth proportional to 86,170,293,882, 129,242,188,357.56 and 28,738,136,005.56 is: 43,102,784,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,170,293,882 : 129,242,188,357.56 = 28,738,136,005.56 : x
  2. Step 2: Convert to fraction form
    86,170,293,882/129,242,188,357.56 = 28,738,136,005.56/x
  3. Step 3: Cross multiply
    86,170,293,882x = 129,242,188,357.56 × 28,738,136,005.56
  4. Step 4: Simplify right side
    86,170,293,882x = 3,714,179,586,675,762,528,256
  5. Step 5: Solve for x
    x = 3,714,179,586,675,762,528,256/86,170,293,882
  6. Step 6: Final answer
    x = 43,102,784,258.37

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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.