Home / 115,257,190.47-172,897,896.40-37,540,146.26

Finding the Fourth Proportional to 115,257,190.47, 172,897,896.40 and 37,540,146.26

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Solution

The fourth proportional to 115,257,190.47, 172,897,896.40 and 37,540,146.26 is: 56,314,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,257,190.47 : 172,897,896.40 = 37,540,146.26 : x
  2. Step 2: Convert to fraction form
    115,257,190.47/172,897,896.40 = 37,540,146.26/x
  3. Step 3: Cross multiply
    115,257,190.47x = 172,897,896.40 × 37,540,146.26
  4. Step 4: Simplify right side
    115,257,190.47x = 6,490,612,319,483,644
  5. Step 5: Solve for x
    x = 6,490,612,319,483,644/115,257,190.47
  6. Step 6: Final answer
    x = 56,314,163.94

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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.