Home / 79,540,615.56-109,753,220.16-44,731,230.06

Finding the Fourth Proportional to 79,540,615.56, 109,753,220.16 and 44,731,230.06

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Solution

The fourth proportional to 79,540,615.56, 109,753,220.16 and 44,731,230.06 is: 61,721,882.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,540,615.56 : 109,753,220.16 = 44,731,230.06 : x
  2. Step 2: Convert to fraction form
    79,540,615.56/109,753,220.16 = 44,731,230.06/x
  3. Step 3: Cross multiply
    79,540,615.56x = 109,753,220.16 × 44,731,230.06
  4. Step 4: Simplify right side
    79,540,615.56x = 4,909,396,540,802,790
  5. Step 5: Solve for x
    x = 4,909,396,540,802,790/79,540,615.56
  6. Step 6: Final answer
    x = 61,721,882.67

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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.