Home / 2,114,642,851.56-2,918,036,049.48-1,222,626,809.43

Finding the Fourth Proportional to 2,114,642,851.56, 2,918,036,049.48 and 1,222,626,809.43

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Solution

The fourth proportional to 2,114,642,851.56, 2,918,036,049.48 and 1,222,626,809.43 is: 1,687,126,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,642,851.56 : 2,918,036,049.48 = 1,222,626,809.43 : x
  2. Step 2: Convert to fraction form
    2,114,642,851.56/2,918,036,049.48 = 1,222,626,809.43/x
  3. Step 3: Cross multiply
    2,114,642,851.56x = 2,918,036,049.48 × 1,222,626,809.43
  4. Step 4: Simplify right side
    2,114,642,851.56x = 3,567,669,104,977,454,080
  5. Step 5: Solve for x
    x = 3,567,669,104,977,454,080/2,114,642,851.56
  6. Step 6: Final answer
    x = 1,687,126,080.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.