Home / 82,861,329.80-124,296,976.82-25,354,099.19

Finding the Fourth Proportional to 82,861,329.80, 124,296,976.82 and 25,354,099.19

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Solution

The fourth proportional to 82,861,329.80, 124,296,976.82 and 25,354,099.19 is: 38,032,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,861,329.80 : 124,296,976.82 = 25,354,099.19 : x
  2. Step 2: Convert to fraction form
    82,861,329.80/124,296,976.82 = 25,354,099.19/x
  3. Step 3: Cross multiply
    82,861,329.80x = 124,296,976.82 × 25,354,099.19
  4. Step 4: Simplify right side
    82,861,329.80x = 3,151,437,879,219,425
  5. Step 5: Solve for x
    x = 3,151,437,879,219,425/82,861,329.80
  6. Step 6: Final answer
    x = 38,032,673.22

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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.