Home / 187,493,539.55-258,737,837.67-103,859,911.53

Finding the Fourth Proportional to 187,493,539.55, 258,737,837.67 and 103,859,911.53

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Solution

The fourth proportional to 187,493,539.55, 258,737,837.67 and 103,859,911.53 is: 143,324,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,493,539.55 : 258,737,837.67 = 103,859,911.53 : x
  2. Step 2: Convert to fraction form
    187,493,539.55/258,737,837.67 = 103,859,911.53/x
  3. Step 3: Cross multiply
    187,493,539.55x = 258,737,837.67 × 103,859,911.53
  4. Step 4: Simplify right side
    187,493,539.55x = 26,872,488,929,869,700
  5. Step 5: Solve for x
    x = 26,872,488,929,869,700/187,493,539.55
  6. Step 6: Final answer
    x = 143,324,879.33

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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.