Home / 3,086,042,686.20-4,629,064,029.30-788,327,998.20

Finding the Fourth Proportional to 3,086,042,686.20, 4,629,064,029.30 and 788,327,998.20

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Solution

The fourth proportional to 3,086,042,686.20, 4,629,064,029.30 and 788,327,998.20 is: 1,182,491,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,042,686.20 : 4,629,064,029.30 = 788,327,998.20 : x
  2. Step 2: Convert to fraction form
    3,086,042,686.20/4,629,064,029.30 = 788,327,998.20/x
  3. Step 3: Cross multiply
    3,086,042,686.20x = 4,629,064,029.30 × 788,327,998.20
  4. Step 4: Simplify right side
    3,086,042,686.20x = 3,649,220,779,757,695,488
  5. Step 5: Solve for x
    x = 3,649,220,779,757,695,488/3,086,042,686.20
  6. Step 6: Final answer
    x = 1,182,491,997.30

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Double scale
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Similar ratio
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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.