Home / 277,388,969.45-382,795,822.55-159,913,739.57

Finding the Fourth Proportional to 277,388,969.45, 382,795,822.55 and 159,913,739.57

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Solution

The fourth proportional to 277,388,969.45, 382,795,822.55 and 159,913,739.57 is: 220,680,409.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,388,969.45 : 382,795,822.55 = 159,913,739.57 : x
  2. Step 2: Convert to fraction form
    277,388,969.45/382,795,822.55 = 159,913,739.57/x
  3. Step 3: Cross multiply
    277,388,969.45x = 382,795,822.55 × 159,913,739.57
  4. Step 4: Simplify right side
    277,388,969.45x = 61,214,311,474,230,440
  5. Step 5: Solve for x
    x = 61,214,311,474,230,440/277,388,969.45
  6. Step 6: Final answer
    x = 220,680,409.88

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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.