Home / 9,317,995,618.32-12,859,151,268.22-5,510,782,187.88

Finding the Fourth Proportional to 9,317,995,618.32, 12,859,151,268.22 and 5,510,782,187.88

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Solution

The fourth proportional to 9,317,995,618.32, 12,859,151,268.22 and 5,510,782,187.88 is: 7,605,067,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317,995,618.32 : 12,859,151,268.22 = 5,510,782,187.88 : x
  2. Step 2: Convert to fraction form
    9,317,995,618.32/12,859,151,268.22 = 5,510,782,187.88/x
  3. Step 3: Cross multiply
    9,317,995,618.32x = 12,859,151,268.22 × 5,510,782,187.88
  4. Step 4: Simplify right side
    9,317,995,618.32x = 70,863,981,760,161,284,096
  5. Step 5: Solve for x
    x = 70,863,981,760,161,284,096/9,317,995,618.32
  6. Step 6: Final answer
    x = 7,605,067,083.40

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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.