Home / 3,086,042,687.70-4,629,064,031.55-788,327,999.70

Finding the Fourth Proportional to 3,086,042,687.70, 4,629,064,031.55 and 788,327,999.70

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Solution

The fourth proportional to 3,086,042,687.70, 4,629,064,031.55 and 788,327,999.70 is: 1,182,491,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,042,687.70 : 4,629,064,031.55 = 788,327,999.70 : x
  2. Step 2: Convert to fraction form
    3,086,042,687.70/4,629,064,031.55 = 788,327,999.70/x
  3. Step 3: Cross multiply
    3,086,042,687.70x = 4,629,064,031.55 × 788,327,999.70
  4. Step 4: Simplify right side
    3,086,042,687.70x = 3,649,220,788,475,029,504
  5. Step 5: Solve for x
    x = 3,649,220,788,475,029,504/3,086,042,687.70
  6. Step 6: Final answer
    x = 1,182,491,999.55

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1.5x scale

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.