Home / 1,904,807,086.72-2,856,098,589.72-738,913,220.44

Finding the Fourth Proportional to 1,904,807,086.72, 2,856,098,589.72 and 738,913,220.44

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Solution

The fourth proportional to 1,904,807,086.72, 2,856,098,589.72 and 738,913,220.44 is: 1,107,938,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,807,086.72 : 2,856,098,589.72 = 738,913,220.44 : x
  2. Step 2: Convert to fraction form
    1,904,807,086.72/2,856,098,589.72 = 738,913,220.44/x
  3. Step 3: Cross multiply
    1,904,807,086.72x = 2,856,098,589.72 × 738,913,220.44
  4. Step 4: Simplify right side
    1,904,807,086.72x = 2,110,409,006,824,147,456
  5. Step 5: Solve for x
    x = 2,110,409,006,824,147,456/1,904,807,086.72
  6. Step 6: Final answer
    x = 1,107,938,447.70

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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.