Home / 439,464,530.38-606,185,194.68-260,721,871.84

Finding the Fourth Proportional to 439,464,530.38, 606,185,194.68 and 260,721,871.84

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Solution

The fourth proportional to 439,464,530.38, 606,185,194.68 and 260,721,871.84 is: 359,632,524.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,464,530.38 : 606,185,194.68 = 260,721,871.84 : x
  2. Step 2: Convert to fraction form
    439,464,530.38/606,185,194.68 = 260,721,871.84/x
  3. Step 3: Cross multiply
    439,464,530.38x = 606,185,194.68 × 260,721,871.84
  4. Step 4: Simplify right side
    439,464,530.38x = 158,045,738,635,845,344
  5. Step 5: Solve for x
    x = 158,045,738,635,845,344/439,464,530.38
  6. Step 6: Final answer
    x = 359,632,524.84

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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.