Home / 996,427,631.20-1,494,633,573.60-259,496,111.20

Finding the Fourth Proportional to 996,427,631.20, 1,494,633,573.60 and 259,496,111.20

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Solution

The fourth proportional to 996,427,631.20, 1,494,633,573.60 and 259,496,111.20 is: 389,242,116.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,427,631.20 : 1,494,633,573.60 = 259,496,111.20 : x
  2. Step 2: Convert to fraction form
    996,427,631.20/1,494,633,573.60 = 259,496,111.20/x
  3. Step 3: Cross multiply
    996,427,631.20x = 1,494,633,573.60 × 259,496,111.20
  4. Step 4: Simplify right side
    996,427,631.20x = 387,851,600,018,158,912
  5. Step 5: Solve for x
    x = 387,851,600,018,158,912/996,427,631.20
  6. Step 6: Final answer
    x = 389,242,116.41

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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.