Home / 299,323,381.22-410,066,177.18-288,132,377.85

Finding the Fourth Proportional to 299,323,381.22, 410,066,177.18 and 288,132,377.85

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Solution

The fourth proportional to 299,323,381.22, 410,066,177.18 and 288,132,377.85 is: 394,734,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,323,381.22 : 410,066,177.18 = 288,132,377.85 : x
  2. Step 2: Convert to fraction form
    299,323,381.22/410,066,177.18 = 288,132,377.85/x
  3. Step 3: Cross multiply
    299,323,381.22x = 410,066,177.18 × 288,132,377.85
  4. Step 4: Simplify right side
    299,323,381.22x = 118,153,342,703,241,824
  5. Step 5: Solve for x
    x = 118,153,342,703,241,824/299,323,381.22
  6. Step 6: Final answer
    x = 394,734,758.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.