Home / 165,356,254.37-228,189,820.16-91,015,225.49

Finding the Fourth Proportional to 165,356,254.37, 228,189,820.16 and 91,015,225.49

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Solution

The fourth proportional to 165,356,254.37, 228,189,820.16 and 91,015,225.49 is: 125,600,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,356,254.37 : 228,189,820.16 = 91,015,225.49 : x
  2. Step 2: Convert to fraction form
    165,356,254.37/228,189,820.16 = 91,015,225.49/x
  3. Step 3: Cross multiply
    165,356,254.37x = 228,189,820.16 × 91,015,225.49
  4. Step 4: Simplify right side
    165,356,254.37x = 20,768,747,934,788,924
  5. Step 5: Solve for x
    x = 20,768,747,934,788,924/165,356,254.37
  6. Step 6: Final answer
    x = 125,600,014.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.