Home / 667,444,049.45-920,988,116.97-365,950,026.62

Finding the Fourth Proportional to 667,444,049.45, 920,988,116.97 and 365,950,026.62

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Solution

The fourth proportional to 667,444,049.45, 920,988,116.97 and 365,950,026.62 is: 504,964,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,444,049.45 : 920,988,116.97 = 365,950,026.62 : x
  2. Step 2: Convert to fraction form
    667,444,049.45/920,988,116.97 = 365,950,026.62/x
  3. Step 3: Cross multiply
    667,444,049.45x = 920,988,116.97 × 365,950,026.62
  4. Step 4: Simplify right side
    667,444,049.45x = 337,035,625,921,875,200
  5. Step 5: Solve for x
    x = 337,035,625,921,875,200/667,444,049.45
  6. Step 6: Final answer
    x = 504,964,612.69

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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.