Home / 116,621,917.60-174,833,343.60-82,435,718.56

Finding the Fourth Proportional to 116,621,917.60, 174,833,343.60 and 82,435,718.56

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Solution

The fourth proportional to 116,621,917.60, 174,833,343.60 and 82,435,718.56 is: 123,583,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,621,917.60 : 174,833,343.60 = 82,435,718.56 : x
  2. Step 2: Convert to fraction form
    116,621,917.60/174,833,343.60 = 82,435,718.56/x
  3. Step 3: Cross multiply
    116,621,917.60x = 174,833,343.60 × 82,435,718.56
  4. Step 4: Simplify right side
    116,621,917.60x = 14,412,512,307,913,378
  5. Step 5: Solve for x
    x = 14,412,512,307,913,378/116,621,917.60
  6. Step 6: Final answer
    x = 123,583,221.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.