Home / 152,131,415.70-228,197,123.55-144,699,633.30

Finding the Fourth Proportional to 152,131,415.70, 228,197,123.55 and 144,699,633.30

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Solution

The fourth proportional to 152,131,415.70, 228,197,123.55 and 144,699,633.30 is: 217,049,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,131,415.70 : 228,197,123.55 = 144,699,633.30 : x
  2. Step 2: Convert to fraction form
    152,131,415.70/228,197,123.55 = 144,699,633.30/x
  3. Step 3: Cross multiply
    152,131,415.70x = 228,197,123.55 × 144,699,633.30
  4. Step 4: Simplify right side
    152,131,415.70x = 33,020,040,097,799,800
  5. Step 5: Solve for x
    x = 33,020,040,097,799,800/152,131,415.70
  6. Step 6: Final answer
    x = 217,049,449.95

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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.