Home / 117,450,037.80-176,238,042.30-49,299,618.60

Finding the Fourth Proportional to 117,450,037.80, 176,238,042.30 and 49,299,618.60

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Solution

The fourth proportional to 117,450,037.80, 176,238,042.30 and 49,299,618.60 is: 73,975,866.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,450,037.80 : 176,238,042.30 = 49,299,618.60 : x
  2. Step 2: Convert to fraction form
    117,450,037.80/176,238,042.30 = 49,299,618.60/x
  3. Step 3: Cross multiply
    117,450,037.80x = 176,238,042.30 × 49,299,618.60
  4. Step 4: Simplify right side
    117,450,037.80x = 8,688,468,268,200,668
  5. Step 5: Solve for x
    x = 8,688,468,268,200,668/117,450,037.80
  6. Step 6: Final answer
    x = 73,975,866.09

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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.