Home / 164,941,021.86-227,605,058.43-90,597,740.37

Finding the Fourth Proportional to 164,941,021.86, 227,605,058.43 and 90,597,740.37

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Solution

The fourth proportional to 164,941,021.86, 227,605,058.43 and 90,597,740.37 is: 125,017,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,941,021.86 : 227,605,058.43 = 90,597,740.37 : x
  2. Step 2: Convert to fraction form
    164,941,021.86/227,605,058.43 = 90,597,740.37/x
  3. Step 3: Cross multiply
    164,941,021.86x = 227,605,058.43 × 90,597,740.37
  4. Step 4: Simplify right side
    164,941,021.86x = 20,620,503,990,539,820
  5. Step 5: Solve for x
    x = 20,620,503,990,539,820/164,941,021.86
  6. Step 6: Final answer
    x = 125,017,438.10

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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.