Home / 186,624,246.80-279,936,370.20-157,063,005.20

Finding the Fourth Proportional to 186,624,246.80, 279,936,370.20 and 157,063,005.20

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Solution

The fourth proportional to 186,624,246.80, 279,936,370.20 and 157,063,005.20 is: 235,594,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,246.80 : 279,936,370.20 = 157,063,005.20 : x
  2. Step 2: Convert to fraction form
    186,624,246.80/279,936,370.20 = 157,063,005.20/x
  3. Step 3: Cross multiply
    186,624,246.80x = 279,936,370.20 × 157,063,005.20
  4. Step 4: Simplify right side
    186,624,246.80x = 43,967,647,568,391,720
  5. Step 5: Solve for x
    x = 43,967,647,568,391,720/186,624,246.80
  6. Step 6: Final answer
    x = 235,594,507.80

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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.