Home / 169,451,645.58-254,061,430.11-86,292,425.43

Finding the Fourth Proportional to 169,451,645.58, 254,061,430.11 and 86,292,425.43

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Solution

The fourth proportional to 169,451,645.58, 254,061,430.11 and 86,292,425.43 is: 129,379,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,451,645.58 : 254,061,430.11 = 86,292,425.43 : x
  2. Step 2: Convert to fraction form
    169,451,645.58/254,061,430.11 = 86,292,425.43/x
  3. Step 3: Cross multiply
    169,451,645.58x = 254,061,430.11 × 86,292,425.43
  4. Step 4: Simplify right side
    169,451,645.58x = 21,923,577,012,406,336
  5. Step 5: Solve for x
    x = 21,923,577,012,406,336/169,451,645.58
  6. Step 6: Final answer
    x = 129,379,546.23

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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.