Home / 171,936,539.40-257,904,809.10-114,241,729.80

Finding the Fourth Proportional to 171,936,539.40, 257,904,809.10 and 114,241,729.80

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Solution

The fourth proportional to 171,936,539.40, 257,904,809.10 and 114,241,729.80 is: 171,362,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936,539.40 : 257,904,809.10 = 114,241,729.80 : x
  2. Step 2: Convert to fraction form
    171,936,539.40/257,904,809.10 = 114,241,729.80/x
  3. Step 3: Cross multiply
    171,936,539.40x = 257,904,809.10 × 114,241,729.80
  4. Step 4: Simplify right side
    171,936,539.40x = 29,463,491,515,322,780
  5. Step 5: Solve for x
    x = 29,463,491,515,322,780/171,936,539.40
  6. Step 6: Final answer
    x = 171,362,594.70

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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.