Home / 303,629,648.89-455,612,531.15-148,184,744.49

Finding the Fourth Proportional to 303,629,648.89, 455,612,531.15 and 148,184,744.49

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Solution

The fourth proportional to 303,629,648.89, 455,612,531.15 and 148,184,744.49 is: 222,359,136.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,629,648.89 : 455,612,531.15 = 148,184,744.49 : x
  2. Step 2: Convert to fraction form
    303,629,648.89/455,612,531.15 = 148,184,744.49/x
  3. Step 3: Cross multiply
    303,629,648.89x = 455,612,531.15 × 148,184,744.49
  4. Step 4: Simplify right side
    303,629,648.89x = 67,514,826,516,983,920
  5. Step 5: Solve for x
    x = 67,514,826,516,983,920/303,629,648.89
  6. Step 6: Final answer
    x = 222,359,136.41

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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.