Home / 2,590,384,720.77-3,885,849,383.72-843,723,567.09

Finding the Fourth Proportional to 2,590,384,720.77, 3,885,849,383.72 and 843,723,567.09

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Solution

The fourth proportional to 2,590,384,720.77, 3,885,849,383.72 and 843,723,567.09 is: 1,265,674,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,384,720.77 : 3,885,849,383.72 = 843,723,567.09 : x
  2. Step 2: Convert to fraction form
    2,590,384,720.77/3,885,849,383.72 = 843,723,567.09/x
  3. Step 3: Cross multiply
    2,590,384,720.77x = 3,885,849,383.72 × 843,723,567.09
  4. Step 4: Simplify right side
    2,590,384,720.77x = 3,278,582,703,202,498,048
  5. Step 5: Solve for x
    x = 3,278,582,703,202,498,048/2,590,384,720.77
  6. Step 6: Final answer
    x = 1,265,674,043.29

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1.5x scale

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.