Home / 1,049,837,383.20-1,448,787,746.16-579,928,968.48

Finding the Fourth Proportional to 1,049,837,383.20, 1,448,787,746.16 and 579,928,968.48

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Solution

The fourth proportional to 1,049,837,383.20, 1,448,787,746.16 and 579,928,968.48 is: 800,308,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,837,383.20 : 1,448,787,746.16 = 579,928,968.48 : x
  2. Step 2: Convert to fraction form
    1,049,837,383.20/1,448,787,746.16 = 579,928,968.48/x
  3. Step 3: Cross multiply
    1,049,837,383.20x = 1,448,787,746.16 × 579,928,968.48
  4. Step 4: Simplify right side
    1,049,837,383.20x = 840,193,983,177,032,960
  5. Step 5: Solve for x
    x = 840,193,983,177,032,960/1,049,837,383.20
  6. Step 6: Final answer
    x = 800,308,692.21

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Double scale
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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.