Home / 457,367,049.34-631,170,524.37-248,523,187.66

Finding the Fourth Proportional to 457,367,049.34, 631,170,524.37 and 248,523,187.66

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Solution

The fourth proportional to 457,367,049.34, 631,170,524.37 and 248,523,187.66 is: 342,964,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,367,049.34 : 631,170,524.37 = 248,523,187.66 : x
  2. Step 2: Convert to fraction form
    457,367,049.34/631,170,524.37 = 248,523,187.66/x
  3. Step 3: Cross multiply
    457,367,049.34x = 631,170,524.37 × 248,523,187.66
  4. Step 4: Simplify right side
    457,367,049.34x = 156,860,510,673,466,112
  5. Step 5: Solve for x
    x = 156,860,510,673,466,112/457,367,049.34
  6. Step 6: Final answer
    x = 342,964,170.46

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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.