Home / 320,530,452,352.64-480,811,140,595.80-105,394,231,590.78

Finding the Fourth Proportional to 320,530,452,352.64, 480,811,140,595.80 and 105,394,231,590.78

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Solution

The fourth proportional to 320,530,452,352.64, 480,811,140,595.80 and 105,394,231,590.78 is: 158,096,431,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,530,452,352.64 : 480,811,140,595.80 = 105,394,231,590.78 : x
  2. Step 2: Convert to fraction form
    320,530,452,352.64/480,811,140,595.80 = 105,394,231,590.78/x
  3. Step 3: Cross multiply
    320,530,452,352.64x = 480,811,140,595.80 × 105,394,231,590.78
  4. Step 4: Simplify right side
    320,530,452,352.64x = 50,674,720,703,380,824,522,752
  5. Step 5: Solve for x
    x = 50,674,720,703,380,824,522,752/320,530,452,352.64
  6. Step 6: Final answer
    x = 158,096,431,497.97

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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.