Home / 667,444,048.45-920,988,115.59-365,950,025.62

Finding the Fourth Proportional to 667,444,048.45, 920,988,115.59 and 365,950,025.62

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Solution

The fourth proportional to 667,444,048.45, 920,988,115.59 and 365,950,025.62 is: 504,964,611.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,444,048.45 : 920,988,115.59 = 365,950,025.62 : x
  2. Step 2: Convert to fraction form
    667,444,048.45/920,988,115.59 = 365,950,025.62/x
  3. Step 3: Cross multiply
    667,444,048.45x = 920,988,115.59 × 365,950,025.62
  4. Step 4: Simplify right side
    667,444,048.45x = 337,035,624,495,876,032
  5. Step 5: Solve for x
    x = 337,035,624,495,876,032/667,444,048.45
  6. Step 6: Final answer
    x = 504,964,611.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.