Home / 425,470,147.20-638,709,105.60-241,384,233.60

Finding the Fourth Proportional to 425,470,147.20, 638,709,105.60 and 241,384,233.60

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Solution

The fourth proportional to 425,470,147.20, 638,709,105.60 and 241,384,233.60 is: 362,362,222.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,470,147.20 : 638,709,105.60 = 241,384,233.60 : x
  2. Step 2: Convert to fraction form
    425,470,147.20/638,709,105.60 = 241,384,233.60/x
  3. Step 3: Cross multiply
    425,470,147.20x = 638,709,105.60 × 241,384,233.60
  4. Step 4: Simplify right side
    425,470,147.20x = 154,174,307,948,597,472
  5. Step 5: Solve for x
    x = 154,174,307,948,597,472/425,470,147.20
  6. Step 6: Final answer
    x = 362,362,222.03

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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.