Home / 186,976,331.88-281,740,747.70-153,644,352.36

Finding the Fourth Proportional to 186,976,331.88, 281,740,747.70 and 153,644,352.36

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Solution

The fourth proportional to 186,976,331.88, 281,740,747.70 and 153,644,352.36 is: 231,515,263.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,976,331.88 : 281,740,747.70 = 153,644,352.36 : x
  2. Step 2: Convert to fraction form
    186,976,331.88/281,740,747.70 = 153,644,352.36/x
  3. Step 3: Cross multiply
    186,976,331.88x = 281,740,747.70 × 153,644,352.36
  4. Step 4: Simplify right side
    186,976,331.88x = 43,287,874,713,020,440
  5. Step 5: Solve for x
    x = 43,287,874,713,020,440/186,976,331.88
  6. Step 6: Final answer
    x = 231,515,263.34

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.