Home / 863,025,999,554.88-1,190,978,427,444.50-477,677,110,086.72

Finding the Fourth Proportional to 863,025,999,554.88, 1,190,978,427,444.50 and 477,677,110,086.72

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Solution

The fourth proportional to 863,025,999,554.88, 1,190,978,427,444.50 and 477,677,110,086.72 is: 659,195,822,247.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,025,999,554.88 : 1,190,978,427,444.50 = 477,677,110,086.72 : x
  2. Step 2: Convert to fraction form
    863,025,999,554.88/1,190,978,427,444.50 = 477,677,110,086.72/x
  3. Step 3: Cross multiply
    863,025,999,554.88x = 1,190,978,427,444.50 × 477,677,110,086.72
  4. Step 4: Simplify right side
    863,025,999,554.88x = 568,903,133,397,315,078,848,512
  5. Step 5: Solve for x
    x = 568,903,133,397,315,078,848,512/863,025,999,554.88
  6. Step 6: Final answer
    x = 659,195,822,247.23

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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.