Home / 786,978,050.80-1,180,467,076.20-241,719,584.80

Finding the Fourth Proportional to 786,978,050.80, 1,180,467,076.20 and 241,719,584.80

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Solution

The fourth proportional to 786,978,050.80, 1,180,467,076.20 and 241,719,584.80 is: 362,579,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,978,050.80 : 1,180,467,076.20 = 241,719,584.80 : x
  2. Step 2: Convert to fraction form
    786,978,050.80/1,180,467,076.20 = 241,719,584.80/x
  3. Step 3: Cross multiply
    786,978,050.80x = 1,180,467,076.20 × 241,719,584.80
  4. Step 4: Simplify right side
    786,978,050.80x = 285,342,011,529,133,984
  5. Step 5: Solve for x
    x = 285,342,011,529,133,984/786,978,050.80
  6. Step 6: Final answer
    x = 362,579,377.20

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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.