Home / 227,148,455.40-340,722,683.10-73,810,012.20

Finding the Fourth Proportional to 227,148,455.40, 340,722,683.10 and 73,810,012.20

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Solution

The fourth proportional to 227,148,455.40, 340,722,683.10 and 73,810,012.20 is: 110,715,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,148,455.40 : 340,722,683.10 = 73,810,012.20 : x
  2. Step 2: Convert to fraction form
    227,148,455.40/340,722,683.10 = 73,810,012.20/x
  3. Step 3: Cross multiply
    227,148,455.40x = 340,722,683.10 × 73,810,012.20
  4. Step 4: Simplify right side
    227,148,455.40x = 25,148,745,396,427,736
  5. Step 5: Solve for x
    x = 25,148,745,396,427,736/227,148,455.40
  6. Step 6: Final answer
    x = 110,715,018.30

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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.