Home / 395,625,094.64-545,890,441.26-228,300,313.40

Finding the Fourth Proportional to 395,625,094.64, 545,890,441.26 and 228,300,313.40

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Solution

The fourth proportional to 395,625,094.64, 545,890,441.26 and 228,300,313.40 is: 315,012,774.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,625,094.64 : 545,890,441.26 = 228,300,313.40 : x
  2. Step 2: Convert to fraction form
    395,625,094.64/545,890,441.26 = 228,300,313.40/x
  3. Step 3: Cross multiply
    395,625,094.64x = 545,890,441.26 × 228,300,313.40
  4. Step 4: Simplify right side
    395,625,094.64x = 124,626,958,821,722,288
  5. Step 5: Solve for x
    x = 124,626,958,821,722,288/395,625,094.64
  6. Step 6: Final answer
    x = 315,012,774.75

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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.