Home / 667,444,045.95-920,988,112.14-365,950,023.12

Finding the Fourth Proportional to 667,444,045.95, 920,988,112.14 and 365,950,023.12

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Solution

The fourth proportional to 667,444,045.95, 920,988,112.14 and 365,950,023.12 is: 504,964,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,444,045.95 : 920,988,112.14 = 365,950,023.12 : x
  2. Step 2: Convert to fraction form
    667,444,045.95/920,988,112.14 = 365,950,023.12/x
  3. Step 3: Cross multiply
    667,444,045.95x = 920,988,112.14 × 365,950,023.12
  4. Step 4: Simplify right side
    667,444,045.95x = 337,035,620,930,878,144
  5. Step 5: Solve for x
    x = 337,035,620,930,878,144/667,444,045.95
  6. Step 6: Final answer
    x = 504,964,607.86

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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.