Home / 748,118,776,578.55-1,122,064,780,786.10-203,609,705,787.15

Finding the Fourth Proportional to 748,118,776,578.55, 1,122,064,780,786.10 and 203,609,705,787.15

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Solution

The fourth proportional to 748,118,776,578.55, 1,122,064,780,786.10 and 203,609,705,787.15 is: 305,383,699,811.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,118,776,578.55 : 1,122,064,780,786.10 = 203,609,705,787.15 : x
  2. Step 2: Convert to fraction form
    748,118,776,578.55/1,122,064,780,786.10 = 203,609,705,787.15/x
  3. Step 3: Cross multiply
    748,118,776,578.55x = 1,122,064,780,786.10 × 203,609,705,787.15
  4. Step 4: Simplify right side
    748,118,776,578.55x = 228,463,279,889,980,797,747,200
  5. Step 5: Solve for x
    x = 228,463,279,889,980,797,747,200/748,118,776,578.55
  6. Step 6: Final answer
    x = 305,383,699,811.46

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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.