Home / 78,322,901.52-108,062,033.24-46,949,503.30

Finding the Fourth Proportional to 78,322,901.52, 108,062,033.24 and 46,949,503.30

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Solution

The fourth proportional to 78,322,901.52, 108,062,033.24 and 46,949,503.30 is: 64,776,185.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,322,901.52 : 108,062,033.24 = 46,949,503.30 : x
  2. Step 2: Convert to fraction form
    78,322,901.52/108,062,033.24 = 46,949,503.30/x
  3. Step 3: Cross multiply
    78,322,901.52x = 108,062,033.24 × 46,949,503.30
  4. Step 4: Simplify right side
    78,322,901.52x = 5,073,458,786,206,089
  5. Step 5: Solve for x
    x = 5,073,458,786,206,089/78,322,901.52
  6. Step 6: Final answer
    x = 64,776,185.35

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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.