Home / 276,840,442.20-415,260,663.30-133,513,210.20

Finding the Fourth Proportional to 276,840,442.20, 415,260,663.30 and 133,513,210.20

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Solution

The fourth proportional to 276,840,442.20, 415,260,663.30 and 133,513,210.20 is: 200,269,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,840,442.20 : 415,260,663.30 = 133,513,210.20 : x
  2. Step 2: Convert to fraction form
    276,840,442.20/415,260,663.30 = 133,513,210.20/x
  3. Step 3: Cross multiply
    276,840,442.20x = 415,260,663.30 × 133,513,210.20
  4. Step 4: Simplify right side
    276,840,442.20x = 55,442,784,226,964,328
  5. Step 5: Solve for x
    x = 55,442,784,226,964,328/276,840,442.20
  6. Step 6: Final answer
    x = 200,269,815.30

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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.