Home / 511,392,255.27-767,102,674.85-166,345,883.55

Finding the Fourth Proportional to 511,392,255.27, 767,102,674.85 and 166,345,883.55

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Solution

The fourth proportional to 511,392,255.27, 767,102,674.85 and 166,345,883.55 is: 249,523,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,392,255.27 : 767,102,674.85 = 166,345,883.55 : x
  2. Step 2: Convert to fraction form
    511,392,255.27/767,102,674.85 = 166,345,883.55/x
  3. Step 3: Cross multiply
    511,392,255.27x = 767,102,674.85 × 166,345,883.55
  4. Step 4: Simplify right side
    511,392,255.27x = 127,604,372,220,659,904
  5. Step 5: Solve for x
    x = 127,604,372,220,659,904/511,392,255.27
  6. Step 6: Final answer
    x = 249,523,474.21

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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.