Home / 792,086,515.35-1,188,129,773.03-724,006,080.15

Finding the Fourth Proportional to 792,086,515.35, 1,188,129,773.03 and 724,006,080.15

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Solution

The fourth proportional to 792,086,515.35, 1,188,129,773.03 and 724,006,080.15 is: 1,086,009,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,086,515.35 : 1,188,129,773.03 = 724,006,080.15 : x
  2. Step 2: Convert to fraction form
    792,086,515.35/1,188,129,773.03 = 724,006,080.15/x
  3. Step 3: Cross multiply
    792,086,515.35x = 1,188,129,773.03 × 724,006,080.15
  4. Step 4: Simplify right side
    792,086,515.35x = 860,213,179,677,339,520
  5. Step 5: Solve for x
    x = 860,213,179,677,339,520/792,086,515.35
  6. Step 6: Final answer
    x = 1,086,009,120.23

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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.