Home / 81,117,461.68-111,942,096.58-44,447,245.36

Finding the Fourth Proportional to 81,117,461.68, 111,942,096.58 and 44,447,245.36

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Solution

The fourth proportional to 81,117,461.68, 111,942,096.58 and 44,447,245.36 is: 61,337,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,117,461.68 : 111,942,096.58 = 44,447,245.36 : x
  2. Step 2: Convert to fraction form
    81,117,461.68/111,942,096.58 = 44,447,245.36/x
  3. Step 3: Cross multiply
    81,117,461.68x = 111,942,096.58 × 44,447,245.36
  4. Step 4: Simplify right side
    81,117,461.68x = 4,975,517,832,804,077
  5. Step 5: Solve for x
    x = 4,975,517,832,804,077/81,117,461.68
  6. Step 6: Final answer
    x = 61,337,198.30

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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.