Home / 275,561,790.91-380,275,103.81-151,802,468.04

Finding the Fourth Proportional to 275,561,790.91, 380,275,103.81 and 151,802,468.04

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Solution

The fourth proportional to 275,561,790.91, 380,275,103.81 and 151,802,468.04 is: 209,487,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,561,790.91 : 380,275,103.81 = 151,802,468.04 : x
  2. Step 2: Convert to fraction form
    275,561,790.91/380,275,103.81 = 151,802,468.04/x
  3. Step 3: Cross multiply
    275,561,790.91x = 380,275,103.81 × 151,802,468.04
  4. Step 4: Simplify right side
    275,561,790.91x = 57,726,699,290,254,080
  5. Step 5: Solve for x
    x = 57,726,699,290,254,080/275,561,790.91
  6. Step 6: Final answer
    x = 209,487,313.53

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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.