Home / 1,317,786,409.24-1,818,706,519.38-760,868,521.36

Finding the Fourth Proportional to 1,317,786,409.24, 1,818,706,519.38 and 760,868,521.36

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Solution

The fourth proportional to 1,317,786,409.24, 1,818,706,519.38 and 760,868,521.36 is: 1,050,091,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,786,409.24 : 1,818,706,519.38 = 760,868,521.36 : x
  2. Step 2: Convert to fraction form
    1,317,786,409.24/1,818,706,519.38 = 760,868,521.36/x
  3. Step 3: Cross multiply
    1,317,786,409.24x = 1,818,706,519.38 × 760,868,521.36
  4. Step 4: Simplify right side
    1,317,786,409.24x = 1,383,796,540,188,452,864
  5. Step 5: Solve for x
    x = 1,383,796,540,188,452,864/1,317,786,409.24
  6. Step 6: Final answer
    x = 1,050,091,676.83

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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.