Home / 183,687,112.12-275,531,047.26-172,463,078.20

Finding the Fourth Proportional to 183,687,112.12, 275,531,047.26 and 172,463,078.20

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Solution

The fourth proportional to 183,687,112.12, 275,531,047.26 and 172,463,078.20 is: 258,694,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,687,112.12 : 275,531,047.26 = 172,463,078.20 : x
  2. Step 2: Convert to fraction form
    183,687,112.12/275,531,047.26 = 172,463,078.20/x
  3. Step 3: Cross multiply
    183,687,112.12x = 275,531,047.26 × 172,463,078.20
  4. Step 4: Simplify right side
    183,687,112.12x = 47,518,932,550,129,272
  5. Step 5: Solve for x
    x = 47,518,932,550,129,272/183,687,112.12
  6. Step 6: Final answer
    x = 258,694,973.22

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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.