Home / 300,231,983,152.85-414,328,227,712.62-176,641,749,527.85

Finding the Fourth Proportional to 300,231,983,152.85, 414,328,227,712.62 and 176,641,749,527.85

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Solution

The fourth proportional to 300,231,983,152.85, 414,328,227,712.62 and 176,641,749,527.85 is: 243,770,374,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,231,983,152.85 : 414,328,227,712.62 = 176,641,749,527.85 : x
  2. Step 2: Convert to fraction form
    300,231,983,152.85/414,328,227,712.62 = 176,641,749,527.85/x
  3. Step 3: Cross multiply
    300,231,983,152.85x = 414,328,227,712.62 × 176,641,749,527.85
  4. Step 4: Simplify right side
    300,231,983,152.85x = 73,187,663,021,930,618,814,464
  5. Step 5: Solve for x
    x = 73,187,663,021,930,618,814,464/300,231,983,152.85
  6. Step 6: Final answer
    x = 243,770,374,672.81

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1.5x scale

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.