Home / 1,417,378,383.12-2,127,152,734.92-641,568,865.44

Finding the Fourth Proportional to 1,417,378,383.12, 2,127,152,734.92 and 641,568,865.44

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Solution

The fourth proportional to 1,417,378,383.12, 2,127,152,734.92 and 641,568,865.44 is: 962,844,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,378,383.12 : 2,127,152,734.92 = 641,568,865.44 : x
  2. Step 2: Convert to fraction form
    1,417,378,383.12/2,127,152,734.92 = 641,568,865.44/x
  3. Step 3: Cross multiply
    1,417,378,383.12x = 2,127,152,734.92 × 641,568,865.44
  4. Step 4: Simplify right side
    1,417,378,383.12x = 1,364,714,966,760,217,600
  5. Step 5: Solve for x
    x = 1,364,714,966,760,217,600/1,417,378,383.12
  6. Step 6: Final answer
    x = 962,844,490.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.