Home / 150,111,513.16-225,312,516.41-72,443,092.37

Finding the Fourth Proportional to 150,111,513.16, 225,312,516.41 and 72,443,092.37

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Solution

The fourth proportional to 150,111,513.16, 225,312,516.41 and 72,443,092.37 is: 108,734,733.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,111,513.16 : 225,312,516.41 = 72,443,092.37 : x
  2. Step 2: Convert to fraction form
    150,111,513.16/225,312,516.41 = 72,443,092.37/x
  3. Step 3: Cross multiply
    150,111,513.16x = 225,312,516.41 × 72,443,092.37
  4. Step 4: Simplify right side
    150,111,513.16x = 16,322,335,436,917,992
  5. Step 5: Solve for x
    x = 16,322,335,436,917,992/150,111,513.16
  6. Step 6: Final answer
    x = 108,734,733.89

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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.