Home / 268,776,096.20-403,238,793.90-115,495,584.20

Finding the Fourth Proportional to 268,776,096.20, 403,238,793.90 and 115,495,584.20

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Solution

The fourth proportional to 268,776,096.20, 403,238,793.90 and 115,495,584.20 is: 173,275,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,776,096.20 : 403,238,793.90 = 115,495,584.20 : x
  2. Step 2: Convert to fraction form
    268,776,096.20/403,238,793.90 = 115,495,584.20/x
  3. Step 3: Cross multiply
    268,776,096.20x = 403,238,793.90 × 115,495,584.20
  4. Step 4: Simplify right side
    268,776,096.20x = 46,572,300,073,583,896
  5. Step 5: Solve for x
    x = 46,572,300,073,583,896/268,776,096.20
  6. Step 6: Final answer
    x = 173,275,453.93

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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.