Home / 331,775,999.40-497,663,999.10-303,558,450.60

Finding the Fourth Proportional to 331,775,999.40, 497,663,999.10 and 303,558,450.60

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Solution

The fourth proportional to 331,775,999.40, 497,663,999.10 and 303,558,450.60 is: 455,337,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,775,999.40 : 497,663,999.10 = 303,558,450.60 : x
  2. Step 2: Convert to fraction form
    331,775,999.40/497,663,999.10 = 303,558,450.60/x
  3. Step 3: Cross multiply
    331,775,999.40x = 497,663,999.10 × 303,558,450.60
  4. Step 4: Simplify right side
    331,775,999.40x = 151,070,112,486,195,808
  5. Step 5: Solve for x
    x = 151,070,112,486,195,808/331,775,999.40
  6. Step 6: Final answer
    x = 455,337,675.90

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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.