Home / 1,517,009,221.20-2,093,642,623.08-857,002,014.48

Finding the Fourth Proportional to 1,517,009,221.20, 2,093,642,623.08 and 857,002,014.48

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Solution

The fourth proportional to 1,517,009,221.20, 2,093,642,623.08 and 857,002,014.48 is: 1,182,758,760.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,009,221.20 : 2,093,642,623.08 = 857,002,014.48 : x
  2. Step 2: Convert to fraction form
    1,517,009,221.20/2,093,642,623.08 = 857,002,014.48/x
  3. Step 3: Cross multiply
    1,517,009,221.20x = 2,093,642,623.08 × 857,002,014.48
  4. Step 4: Simplify right side
    1,517,009,221.20x = 1,794,255,945,580,751,360
  5. Step 5: Solve for x
    x = 1,794,255,945,580,751,360/1,517,009,221.20
  6. Step 6: Final answer
    x = 1,182,758,760.14

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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.