Home / 3,601,529,819.70-5,402,294,729.55-2,989,309,787.70

Finding the Fourth Proportional to 3,601,529,819.70, 5,402,294,729.55 and 2,989,309,787.70

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Solution

The fourth proportional to 3,601,529,819.70, 5,402,294,729.55 and 2,989,309,787.70 is: 4,483,964,681.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601,529,819.70 : 5,402,294,729.55 = 2,989,309,787.70 : x
  2. Step 2: Convert to fraction form
    3,601,529,819.70/5,402,294,729.55 = 2,989,309,787.70/x
  3. Step 3: Cross multiply
    3,601,529,819.70x = 5,402,294,729.55 × 2,989,309,787.70
  4. Step 4: Simplify right side
    3,601,529,819.70x = 16,149,132,511,083,939,840
  5. Step 5: Solve for x
    x = 16,149,132,511,083,939,840/3,601,529,819.70
  6. Step 6: Final answer
    x = 4,483,964,681.55

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Double scale
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Similar ratio
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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.