Home / 416,448,082.35-624,672,123.53-212,374,738.35

Finding the Fourth Proportional to 416,448,082.35, 624,672,123.53 and 212,374,738.35

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Solution

The fourth proportional to 416,448,082.35, 624,672,123.53 and 212,374,738.35 is: 318,562,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,448,082.35 : 624,672,123.53 = 212,374,738.35 : x
  2. Step 2: Convert to fraction form
    416,448,082.35/624,672,123.53 = 212,374,738.35/x
  3. Step 3: Cross multiply
    416,448,082.35x = 624,672,123.53 × 212,374,738.35
  4. Step 4: Simplify right side
    416,448,082.35x = 132,664,578,788,160,752
  5. Step 5: Solve for x
    x = 132,664,578,788,160,752/416,448,082.35
  6. Step 6: Final answer
    x = 318,562,107.53

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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.