Home / 253,113,519.42-379,051,139.31-228,576,895.74

Finding the Fourth Proportional to 253,113,519.42, 379,051,139.31 and 228,576,895.74

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Solution

The fourth proportional to 253,113,519.42, 379,051,139.31 and 228,576,895.74 is: 342,306,222.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,113,519.42 : 379,051,139.31 = 228,576,895.74 : x
  2. Step 2: Convert to fraction form
    253,113,519.42/379,051,139.31 = 228,576,895.74/x
  3. Step 3: Cross multiply
    253,113,519.42x = 379,051,139.31 × 228,576,895.74
  4. Step 4: Simplify right side
    253,113,519.42x = 86,642,332,750,190,096
  5. Step 5: Solve for x
    x = 86,642,332,750,190,096/253,113,519.42
  6. Step 6: Final answer
    x = 342,306,222.71

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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.