Home / 530,134,007.56-794,934,912.30-308,876,965

Finding the Fourth Proportional to 530,134,007.56, 794,934,912.30 and 308,876,965

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Solution

The fourth proportional to 530,134,007.56, 794,934,912.30 and 308,876,965 is: 463,160,407.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,134,007.56 : 794,934,912.30 = 308,876,965 : x
  2. Step 2: Convert to fraction form
    530,134,007.56/794,934,912.30 = 308,876,965/x
  3. Step 3: Cross multiply
    530,134,007.56x = 794,934,912.30 × 308,876,965
  4. Step 4: Simplify right side
    530,134,007.56x = 245,537,083,083,765,152
  5. Step 5: Solve for x
    x = 245,537,083,083,765,152/530,134,007.56
  6. Step 6: Final answer
    x = 463,160,407.71

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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.