Home / 260,975,166.37-360,158,658.13-161,887,839.68

Finding the Fourth Proportional to 260,975,166.37, 360,158,658.13 and 161,887,839.68

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Solution

The fourth proportional to 260,975,166.37, 360,158,658.13 and 161,887,839.68 is: 223,413,238.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,975,166.37 : 360,158,658.13 = 161,887,839.68 : x
  2. Step 2: Convert to fraction form
    260,975,166.37/360,158,658.13 = 161,887,839.68/x
  3. Step 3: Cross multiply
    260,975,166.37x = 360,158,658.13 × 161,887,839.68
  4. Step 4: Simplify right side
    260,975,166.37x = 58,305,307,106,941,320
  5. Step 5: Solve for x
    x = 58,305,307,106,941,320/260,975,166.37
  6. Step 6: Final answer
    x = 223,413,238.58

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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.