Home / 57,806,698.86-79,765,912.50-31,694,345.34

Finding the Fourth Proportional to 57,806,698.86, 79,765,912.50 and 31,694,345.34

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Solution

The fourth proportional to 57,806,698.86, 79,765,912.50 and 31,694,345.34 is: 43,734,176.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,806,698.86 : 79,765,912.50 = 31,694,345.34 : x
  2. Step 2: Convert to fraction form
    57,806,698.86/79,765,912.50 = 31,694,345.34/x
  3. Step 3: Cross multiply
    57,806,698.86x = 79,765,912.50 × 31,694,345.34
  4. Step 4: Simplify right side
    57,806,698.86x = 2,528,128,377,135,222.50
  5. Step 5: Solve for x
    x = 2,528,128,377,135,222.50/57,806,698.86
  6. Step 6: Final answer
    x = 43,734,176.61

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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.