Home / 149,496,080.22-206,309,537.43-86,767,474.14

Finding the Fourth Proportional to 149,496,080.22, 206,309,537.43 and 86,767,474.14

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Solution

The fourth proportional to 149,496,080.22, 206,309,537.43 and 86,767,474.14 is: 119,741,985.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,496,080.22 : 206,309,537.43 = 86,767,474.14 : x
  2. Step 2: Convert to fraction form
    149,496,080.22/206,309,537.43 = 86,767,474.14/x
  3. Step 3: Cross multiply
    149,496,080.22x = 206,309,537.43 × 86,767,474.14
  4. Step 4: Simplify right side
    149,496,080.22x = 17,900,957,453,792,888
  5. Step 5: Solve for x
    x = 17,900,957,453,792,888/149,496,080.22
  6. Step 6: Final answer
    x = 119,741,985.39

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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.