Home / 407,260,092.20-610,890,138.30-134,630,859.20

Finding the Fourth Proportional to 407,260,092.20, 610,890,138.30 and 134,630,859.20

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Solution

The fourth proportional to 407,260,092.20, 610,890,138.30 and 134,630,859.20 is: 201,946,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,260,092.20 : 610,890,138.30 = 134,630,859.20 : x
  2. Step 2: Convert to fraction form
    407,260,092.20/610,890,138.30 = 134,630,859.20/x
  3. Step 3: Cross multiply
    407,260,092.20x = 610,890,138.30 × 134,630,859.20
  4. Step 4: Simplify right side
    407,260,092.20x = 82,244,664,196,135,808
  5. Step 5: Solve for x
    x = 82,244,664,196,135,808/407,260,092.20
  6. Step 6: Final answer
    x = 201,946,288.80

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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.