Home / 117,312,940.80-176,032,396.80-49,162,521.60

Finding the Fourth Proportional to 117,312,940.80, 176,032,396.80 and 49,162,521.60

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Solution

The fourth proportional to 117,312,940.80, 176,032,396.80 and 49,162,521.60 is: 73,770,177.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,312,940.80 : 176,032,396.80 = 49,162,521.60 : x
  2. Step 2: Convert to fraction form
    117,312,940.80/176,032,396.80 = 49,162,521.60/x
  3. Step 3: Cross multiply
    117,312,940.80x = 176,032,396.80 × 49,162,521.60
  4. Step 4: Simplify right side
    117,312,940.80x = 8,654,196,509,979,772
  5. Step 5: Solve for x
    x = 8,654,196,509,979,772/117,312,940.80
  6. Step 6: Final answer
    x = 73,770,177.88

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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.