Home / 79,202,638.46-109,294,140.70-43,922,263.48

Finding the Fourth Proportional to 79,202,638.46, 109,294,140.70 and 43,922,263.48

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Solution

The fourth proportional to 79,202,638.46, 109,294,140.70 and 43,922,263.48 is: 60,609,673.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,202,638.46 : 109,294,140.70 = 43,922,263.48 : x
  2. Step 2: Convert to fraction form
    79,202,638.46/109,294,140.70 = 43,922,263.48/x
  3. Step 3: Cross multiply
    79,202,638.46x = 109,294,140.70 × 43,922,263.48
  4. Step 4: Simplify right side
    79,202,638.46x = 4,800,446,044,645,591
  5. Step 5: Solve for x
    x = 4,800,446,044,645,591/79,202,638.46
  6. Step 6: Final answer
    x = 60,609,673.34

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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.