Home / 1,751,851,891.92-2,417,570,687.16-999,203,191.15

Finding the Fourth Proportional to 1,751,851,891.92, 2,417,570,687.16 and 999,203,191.15

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Solution

The fourth proportional to 1,751,851,891.92, 2,417,570,687.16 and 999,203,191.15 is: 1,378,909,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,851,891.92 : 2,417,570,687.16 = 999,203,191.15 : x
  2. Step 2: Convert to fraction form
    1,751,851,891.92/2,417,570,687.16 = 999,203,191.15/x
  3. Step 3: Cross multiply
    1,751,851,891.92x = 2,417,570,687.16 × 999,203,191.15
  4. Step 4: Simplify right side
    1,751,851,891.92x = 2,415,644,345,440,970,240
  5. Step 5: Solve for x
    x = 2,415,644,345,440,970,240/1,751,851,891.92
  6. Step 6: Final answer
    x = 1,378,909,002.86

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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.