Home / 84,079,636.32-116,029,846.80-45,448,468.32

Finding the Fourth Proportional to 84,079,636.32, 116,029,846.80 and 45,448,468.32

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Solution

The fourth proportional to 84,079,636.32, 116,029,846.80 and 45,448,468.32 is: 62,718,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,079,636.32 : 116,029,846.80 = 45,448,468.32 : x
  2. Step 2: Convert to fraction form
    84,079,636.32/116,029,846.80 = 45,448,468.32/x
  3. Step 3: Cross multiply
    84,079,636.32x = 116,029,846.80 × 45,448,468.32
  4. Step 4: Simplify right side
    84,079,636.32x = 5,273,378,816,464,253
  5. Step 5: Solve for x
    x = 5,273,378,816,464,253/84,079,636.32
  6. Step 6: Final answer
    x = 62,718,858.54

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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.