Home / 475,384,243.56-656,017,597.88-274,434,336.06

Finding the Fourth Proportional to 475,384,243.56, 656,017,597.88 and 274,434,336.06

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Solution

The fourth proportional to 475,384,243.56, 656,017,597.88 and 274,434,336.06 is: 378,712,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,384,243.56 : 656,017,597.88 = 274,434,336.06 : x
  2. Step 2: Convert to fraction form
    475,384,243.56/656,017,597.88 = 274,434,336.06/x
  3. Step 3: Cross multiply
    475,384,243.56x = 656,017,597.88 × 274,434,336.06
  4. Step 4: Simplify right side
    475,384,243.56x = 180,033,753,917,873,856
  5. Step 5: Solve for x
    x = 180,033,753,917,873,856/475,384,243.56
  6. Step 6: Final answer
    x = 378,712,076.30

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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.