Home / 258,068,348.80-387,102,523.20-114,461,180.80

Finding the Fourth Proportional to 258,068,348.80, 387,102,523.20 and 114,461,180.80

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Solution

The fourth proportional to 258,068,348.80, 387,102,523.20 and 114,461,180.80 is: 171,691,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,068,348.80 : 387,102,523.20 = 114,461,180.80 : x
  2. Step 2: Convert to fraction form
    258,068,348.80/387,102,523.20 = 114,461,180.80/x
  3. Step 3: Cross multiply
    258,068,348.80x = 387,102,523.20 × 114,461,180.80
  4. Step 4: Simplify right side
    258,068,348.80x = 44,308,211,896,131,392
  5. Step 5: Solve for x
    x = 44,308,211,896,131,392/258,068,348.80
  6. Step 6: Final answer
    x = 171,691,771.20

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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.