Home / 728,738,150.92-1,092,228,989.26-334,721,261.32

Finding the Fourth Proportional to 728,738,150.92, 1,092,228,989.26 and 334,721,261.32

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Solution

The fourth proportional to 728,738,150.92, 1,092,228,989.26 and 334,721,261.32 is: 501,678,503.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,738,150.92 : 1,092,228,989.26 = 334,721,261.32 : x
  2. Step 2: Convert to fraction form
    728,738,150.92/1,092,228,989.26 = 334,721,261.32/x
  3. Step 3: Cross multiply
    728,738,150.92x = 1,092,228,989.26 × 334,721,261.32
  4. Step 4: Simplify right side
    728,738,150.92x = 365,592,264,935,375,936
  5. Step 5: Solve for x
    x = 365,592,264,935,375,936/728,738,150.92
  6. Step 6: Final answer
    x = 501,678,503.42

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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.