Home / 275,653,986.08-380,402,536.92-150,206,203.04

Finding the Fourth Proportional to 275,653,986.08, 380,402,536.92 and 150,206,203.04

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Solution

The fourth proportional to 275,653,986.08, 380,402,536.92 and 150,206,203.04 is: 207,284,579.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,653,986.08 : 380,402,536.92 = 150,206,203.04 : x
  2. Step 2: Convert to fraction form
    275,653,986.08/380,402,536.92 = 150,206,203.04/x
  3. Step 3: Cross multiply
    275,653,986.08x = 380,402,536.92 × 150,206,203.04
  4. Step 4: Simplify right side
    275,653,986.08x = 57,138,820,697,536,616
  5. Step 5: Solve for x
    x = 57,138,820,697,536,616/275,653,986.08
  6. Step 6: Final answer
    x = 207,284,579.88

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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.