Home / 49,818,598,989.98-68,749,622,190.18-28,121,308,442.44

Finding the Fourth Proportional to 49,818,598,989.98, 68,749,622,190.18 and 28,121,308,442.44

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Solution

The fourth proportional to 49,818,598,989.98, 68,749,622,190.18 and 28,121,308,442.44 is: 38,807,380,578.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,818,598,989.98 : 68,749,622,190.18 = 28,121,308,442.44 : x
  2. Step 2: Convert to fraction form
    49,818,598,989.98/68,749,622,190.18 = 28,121,308,442.44/x
  3. Step 3: Cross multiply
    49,818,598,989.98x = 68,749,622,190.18 × 28,121,308,442.44
  4. Step 4: Simplify right side
    49,818,598,989.98x = 1,933,329,330,911,131,467,776
  5. Step 5: Solve for x
    x = 1,933,329,330,911,131,467,776/49,818,598,989.98
  6. Step 6: Final answer
    x = 38,807,380,578.89

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1.5x scale

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.