Home / 68,883,609.40-103,325,414.10-57,630,182.20

Finding the Fourth Proportional to 68,883,609.40, 103,325,414.10 and 57,630,182.20

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Solution

The fourth proportional to 68,883,609.40, 103,325,414.10 and 57,630,182.20 is: 86,445,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883,609.40 : 103,325,414.10 = 57,630,182.20 : x
  2. Step 2: Convert to fraction form
    68,883,609.40/103,325,414.10 = 57,630,182.20/x
  3. Step 3: Cross multiply
    68,883,609.40x = 103,325,414.10 × 57,630,182.20
  4. Step 4: Simplify right side
    68,883,609.40x = 5,954,662,440,473,449
  5. Step 5: Solve for x
    x = 5,954,662,440,473,449/68,883,609.40
  6. Step 6: Final answer
    x = 86,445,273.30

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1.5x scale

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.