Home / 2,171,898,857.20-3,257,848,285.80-536,123,459.20

Finding the Fourth Proportional to 2,171,898,857.20, 3,257,848,285.80 and 536,123,459.20

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Solution

The fourth proportional to 2,171,898,857.20, 3,257,848,285.80 and 536,123,459.20 is: 804,185,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,898,857.20 : 3,257,848,285.80 = 536,123,459.20 : x
  2. Step 2: Convert to fraction form
    2,171,898,857.20/3,257,848,285.80 = 536,123,459.20/x
  3. Step 3: Cross multiply
    2,171,898,857.20x = 3,257,848,285.80 × 536,123,459.20
  4. Step 4: Simplify right side
    2,171,898,857.20x = 1,746,608,892,531,886,336
  5. Step 5: Solve for x
    x = 1,746,608,892,531,886,336/2,171,898,857.20
  6. Step 6: Final answer
    x = 804,185,188.80

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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.