Home / 311,308,450.14-429,605,755.35-170,180,284.38

Finding the Fourth Proportional to 311,308,450.14, 429,605,755.35 and 170,180,284.38

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Solution

The fourth proportional to 311,308,450.14, 429,605,755.35 and 170,180,284.38 is: 234,848,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,308,450.14 : 429,605,755.35 = 170,180,284.38 : x
  2. Step 2: Convert to fraction form
    311,308,450.14/429,605,755.35 = 170,180,284.38/x
  3. Step 3: Cross multiply
    311,308,450.14x = 429,605,755.35 × 170,180,284.38
  4. Step 4: Simplify right side
    311,308,450.14x = 73,110,429,616,747,712
  5. Step 5: Solve for x
    x = 73,110,429,616,747,712/311,308,450.14
  6. Step 6: Final answer
    x = 234,848,843.92

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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.