Home / 277,415,733.72-415,544,537.23-166,399,328.21

Finding the Fourth Proportional to 277,415,733.72, 415,544,537.23 and 166,399,328.21

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Solution

The fourth proportional to 277,415,733.72, 415,544,537.23 and 166,399,328.21 is: 249,251,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,415,733.72 : 415,544,537.23 = 166,399,328.21 : x
  2. Step 2: Convert to fraction form
    277,415,733.72/415,544,537.23 = 166,399,328.21/x
  3. Step 3: Cross multiply
    277,415,733.72x = 415,544,537.23 × 166,399,328.21
  4. Step 4: Simplify right side
    277,415,733.72x = 69,146,331,837,030,200
  5. Step 5: Solve for x
    x = 69,146,331,837,030,200/277,415,733.72
  6. Step 6: Final answer
    x = 249,251,658.91

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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.