Home / 117,420,276.80-176,067,429.60-49,185,876.80

Finding the Fourth Proportional to 117,420,276.80, 176,067,429.60 and 49,185,876.80

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Solution

The fourth proportional to 117,420,276.80, 176,067,429.60 and 49,185,876.80 is: 73,752,431.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,420,276.80 : 176,067,429.60 = 49,185,876.80 : x
  2. Step 2: Convert to fraction form
    117,420,276.80/176,067,429.60 = 49,185,876.80/x
  3. Step 3: Cross multiply
    117,420,276.80x = 176,067,429.60 × 49,185,876.80
  4. Step 4: Simplify right side
    117,420,276.80x = 8,660,030,900,798,272
  5. Step 5: Solve for x
    x = 8,660,030,900,798,272/117,420,276.80
  6. Step 6: Final answer
    x = 73,752,431.32

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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.