Home / 291,310,791.96-437,029,173.54-154,976,361.24

Finding the Fourth Proportional to 291,310,791.96, 437,029,173.54 and 154,976,361.24

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Solution

The fourth proportional to 291,310,791.96, 437,029,173.54 and 154,976,361.24 is: 232,498,049.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,310,791.96 : 437,029,173.54 = 154,976,361.24 : x
  2. Step 2: Convert to fraction form
    291,310,791.96/437,029,173.54 = 154,976,361.24/x
  3. Step 3: Cross multiply
    291,310,791.96x = 437,029,173.54 × 154,976,361.24
  4. Step 4: Simplify right side
    291,310,791.96x = 67,729,191,070,953,696
  5. Step 5: Solve for x
    x = 67,729,191,070,953,696/291,310,791.96
  6. Step 6: Final answer
    x = 232,498,049.99

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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.