Home / 272,619,458.48-408,785,698.65-186,382,527.41

Finding the Fourth Proportional to 272,619,458.48, 408,785,698.65 and 186,382,527.41

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Solution

The fourth proportional to 272,619,458.48, 408,785,698.65 and 186,382,527.41 is: 279,475,691.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,619,458.48 : 408,785,698.65 = 186,382,527.41 : x
  2. Step 2: Convert to fraction form
    272,619,458.48/408,785,698.65 = 186,382,527.41/x
  3. Step 3: Cross multiply
    272,619,458.48x = 408,785,698.65 × 186,382,527.41
  4. Step 4: Simplify right side
    272,619,458.48x = 76,190,511,681,295,984
  5. Step 5: Solve for x
    x = 76,190,511,681,295,984/272,619,458.48
  6. Step 6: Final answer
    x = 279,475,691.53

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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.