Home / 505,123,275.96-697,072,220.22-273,336,267.96

Finding the Fourth Proportional to 505,123,275.96, 697,072,220.22 and 273,336,267.96

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Solution

The fourth proportional to 505,123,275.96, 697,072,220.22 and 273,336,267.96 is: 377,205,185.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,123,275.96 : 697,072,220.22 = 273,336,267.96 : x
  2. Step 2: Convert to fraction form
    505,123,275.96/697,072,220.22 = 273,336,267.96/x
  3. Step 3: Cross multiply
    505,123,275.96x = 697,072,220.22 × 273,336,267.96
  4. Step 4: Simplify right side
    505,123,275.96x = 190,535,119,173,526,048
  5. Step 5: Solve for x
    x = 190,535,119,173,526,048/505,123,275.96
  6. Step 6: Final answer
    x = 377,205,185.83

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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.