Home / 750,675,090.82-1,126,200,188.49-529,777,739.92

Finding the Fourth Proportional to 750,675,090.82, 1,126,200,188.49 and 529,777,739.92

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Solution

The fourth proportional to 750,675,090.82, 1,126,200,188.49 and 529,777,739.92 is: 794,798,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,675,090.82 : 1,126,200,188.49 = 529,777,739.92 : x
  2. Step 2: Convert to fraction form
    750,675,090.82/1,126,200,188.49 = 529,777,739.92/x
  3. Step 3: Cross multiply
    750,675,090.82x = 1,126,200,188.49 × 529,777,739.92
  4. Step 4: Simplify right side
    750,675,090.82x = 596,635,790,555,710,208
  5. Step 5: Solve for x
    x = 596,635,790,555,710,208/750,675,090.82
  6. Step 6: Final answer
    x = 794,798,972.09

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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.