Home / 422,339,737.23-632,692,458.81-237,545,743.50

Finding the Fourth Proportional to 422,339,737.23, 632,692,458.81 and 237,545,743.50

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Solution

The fourth proportional to 422,339,737.23, 632,692,458.81 and 237,545,743.50 is: 355,859,009.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,339,737.23 : 632,692,458.81 = 237,545,743.50 : x
  2. Step 2: Convert to fraction form
    422,339,737.23/632,692,458.81 = 237,545,743.50/x
  3. Step 3: Cross multiply
    422,339,737.23x = 632,692,458.81 × 237,545,743.50
  4. Step 4: Simplify right side
    422,339,737.23x = 150,293,400,534,864,576
  5. Step 5: Solve for x
    x = 150,293,400,534,864,576/422,339,737.23
  6. Step 6: Final answer
    x = 355,859,009.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.