Home / 57,312,570.33-79,091,010.17-31,207,025.66

Finding the Fourth Proportional to 57,312,570.33, 79,091,010.17 and 31,207,025.66

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Solution

The fourth proportional to 57,312,570.33, 79,091,010.17 and 31,207,025.66 is: 43,065,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312,570.33 : 79,091,010.17 = 31,207,025.66 : x
  2. Step 2: Convert to fraction form
    57,312,570.33/79,091,010.17 = 31,207,025.66/x
  3. Step 3: Cross multiply
    57,312,570.33x = 79,091,010.17 × 31,207,025.66
  4. Step 4: Simplify right side
    57,312,570.33x = 2,468,195,183,850,511
  5. Step 5: Solve for x
    x = 2,468,195,183,850,511/57,312,570.33
  6. Step 6: Final answer
    x = 43,065,511.97

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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.