Home / 377,117,580.45-520,467,566.36-228,434,338.97

Finding the Fourth Proportional to 377,117,580.45, 520,467,566.36 and 228,434,338.97

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Solution

The fourth proportional to 377,117,580.45, 520,467,566.36 and 228,434,338.97 is: 315,266,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,117,580.45 : 520,467,566.36 = 228,434,338.97 : x
  2. Step 2: Convert to fraction form
    377,117,580.45/520,467,566.36 = 228,434,338.97/x
  3. Step 3: Cross multiply
    377,117,580.45x = 520,467,566.36 × 228,434,338.97
  4. Step 4: Simplify right side
    377,117,580.45x = 118,892,664,473,026,704
  5. Step 5: Solve for x
    x = 118,892,664,473,026,704/377,117,580.45
  6. Step 6: Final answer
    x = 315,266,830.92

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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.