Home / 114,782,641.82-172,174,087.44-28,521,048.90

Finding the Fourth Proportional to 114,782,641.82, 172,174,087.44 and 28,521,048.90

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Solution

The fourth proportional to 114,782,641.82, 172,174,087.44 and 28,521,048.90 is: 42,781,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,782,641.82 : 172,174,087.44 = 28,521,048.90 : x
  2. Step 2: Convert to fraction form
    114,782,641.82/172,174,087.44 = 28,521,048.90/x
  3. Step 3: Cross multiply
    114,782,641.82x = 172,174,087.44 × 28,521,048.90
  4. Step 4: Simplify right side
    114,782,641.82x = 4,910,585,567,189,115
  5. Step 5: Solve for x
    x = 4,910,585,567,189,115/114,782,641.82
  6. Step 6: Final answer
    x = 42,781,604.34

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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.