Home / 274,311,221.34-378,550,476.52-148,863,390.02

Finding the Fourth Proportional to 274,311,221.34, 378,550,476.52 and 148,863,390.02

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Solution

The fourth proportional to 274,311,221.34, 378,550,476.52 and 148,863,390.02 is: 205,432,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,311,221.34 : 378,550,476.52 = 148,863,390.02 : x
  2. Step 2: Convert to fraction form
    274,311,221.34/378,550,476.52 = 148,863,390.02/x
  3. Step 3: Cross multiply
    274,311,221.34x = 378,550,476.52 × 148,863,390.02
  4. Step 4: Simplify right side
    274,311,221.34x = 56,352,307,228,453,616
  5. Step 5: Solve for x
    x = 56,352,307,228,453,616/274,311,221.34
  6. Step 6: Final answer
    x = 205,432,016.06

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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.