Home / 2,653,269,841,999.30-3,980,302,706,851.50-931,914,782,899.42

Finding the Fourth Proportional to 2,653,269,841,999.30, 3,980,302,706,851.50 and 931,914,782,899.42

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Solution

The fourth proportional to 2,653,269,841,999.30, 3,980,302,706,851.50 and 931,914,782,899.42 is: 1,398,011,945,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,269,841,999.30 : 3,980,302,706,851.50 = 931,914,782,899.42 : x
  2. Step 2: Convert to fraction form
    2,653,269,841,999.30/3,980,302,706,851.50 = 931,914,782,899.42/x
  3. Step 3: Cross multiply
    2,653,269,841,999.30x = 3,980,302,706,851.50 × 931,914,782,899.42
  4. Step 4: Simplify right side
    2,653,269,841,999.30x = 3,709,302,932,929,489,731,059,712
  5. Step 5: Solve for x
    x = 3,709,302,932,929,489,731,059,712/2,653,269,841,999.30
  6. Step 6: Final answer
    x = 1,398,011,945,190.79

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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.