Home / 3,999,780,618.54-5,519,695,333.75-2,392,235,585.59

Finding the Fourth Proportional to 3,999,780,618.54, 5,519,695,333.75 and 2,392,235,585.59

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Solution

The fourth proportional to 3,999,780,618.54, 5,519,695,333.75 and 2,392,235,585.59 is: 3,301,283,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,780,618.54 : 5,519,695,333.75 = 2,392,235,585.59 : x
  2. Step 2: Convert to fraction form
    3,999,780,618.54/5,519,695,333.75 = 2,392,235,585.59/x
  3. Step 3: Cross multiply
    3,999,780,618.54x = 5,519,695,333.75 × 2,392,235,585.59
  4. Step 4: Simplify right side
    3,999,780,618.54x = 13,204,411,598,972,262,400
  5. Step 5: Solve for x
    x = 13,204,411,598,972,262,400/3,999,780,618.54
  6. Step 6: Final answer
    x = 3,301,283,959.87

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1.5x scale

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.