Home / 464,593,583.57-641,274,534.92-303,680,942.15

Finding the Fourth Proportional to 464,593,583.57, 641,274,534.92 and 303,680,942.15

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Solution

The fourth proportional to 464,593,583.57, 641,274,534.92 and 303,680,942.15 is: 419,168,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,593,583.57 : 641,274,534.92 = 303,680,942.15 : x
  2. Step 2: Convert to fraction form
    464,593,583.57/641,274,534.92 = 303,680,942.15/x
  3. Step 3: Cross multiply
    464,593,583.57x = 641,274,534.92 × 303,680,942.15
  4. Step 4: Simplify right side
    464,593,583.57x = 194,742,854,941,308,640
  5. Step 5: Solve for x
    x = 194,742,854,941,308,640/464,593,583.57
  6. Step 6: Final answer
    x = 419,168,197.38

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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.