Home / 347,830,910.64-521,831,781-173,036,418.48

Finding the Fourth Proportional to 347,830,910.64, 521,831,781 and 173,036,418.48

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Solution

The fourth proportional to 347,830,910.64, 521,831,781 and 173,036,418.48 is: 259,597,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,830,910.64 : 521,831,781 = 173,036,418.48 : x
  2. Step 2: Convert to fraction form
    347,830,910.64/521,831,781 = 173,036,418.48/x
  3. Step 3: Cross multiply
    347,830,910.64x = 521,831,781 × 173,036,418.48
  4. Step 4: Simplify right side
    347,830,910.64x = 90,295,902,433,279,712
  5. Step 5: Solve for x
    x = 90,295,902,433,279,712/347,830,910.64
  6. Step 6: Final answer
    x = 259,597,119.38

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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.