Home / 5,211,940,621.31-7,192,482,692.01-2,833,078,558.67

Finding the Fourth Proportional to 5,211,940,621.31, 7,192,482,692.01 and 2,833,078,558.67

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Solution

The fourth proportional to 5,211,940,621.31, 7,192,482,692.01 and 2,833,078,558.67 is: 3,909,650,930.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,940,621.31 : 7,192,482,692.01 = 2,833,078,558.67 : x
  2. Step 2: Convert to fraction form
    5,211,940,621.31/7,192,482,692.01 = 2,833,078,558.67/x
  3. Step 3: Cross multiply
    5,211,940,621.31x = 7,192,482,692.01 × 2,833,078,558.67
  4. Step 4: Simplify right side
    5,211,940,621.31x = 20,376,868,498,302,648,320
  5. Step 5: Solve for x
    x = 20,376,868,498,302,648,320/5,211,940,621.31
  6. Step 6: Final answer
    x = 3,909,650,930.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.