Home / 449,737,092.14-620,638,853.75-261,610,525.94

Finding the Fourth Proportional to 449,737,092.14, 620,638,853.75 and 261,610,525.94

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Solution

The fourth proportional to 449,737,092.14, 620,638,853.75 and 261,610,525.94 is: 361,023,495.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,737,092.14 : 620,638,853.75 = 261,610,525.94 : x
  2. Step 2: Convert to fraction form
    449,737,092.14/620,638,853.75 = 261,610,525.94/x
  3. Step 3: Cross multiply
    449,737,092.14x = 620,638,853.75 × 261,610,525.94
  4. Step 4: Simplify right side
    449,737,092.14x = 162,365,656,943,924,992
  5. Step 5: Solve for x
    x = 162,365,656,943,924,992/449,737,092.14
  6. Step 6: Final answer
    x = 361,023,495.25

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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.