Home / 5,318,809,719.40-7,978,214,579.10-3,114,817,604.20

Finding the Fourth Proportional to 5,318,809,719.40, 7,978,214,579.10 and 3,114,817,604.20

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Solution

The fourth proportional to 5,318,809,719.40, 7,978,214,579.10 and 3,114,817,604.20 is: 4,672,226,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,809,719.40 : 7,978,214,579.10 = 3,114,817,604.20 : x
  2. Step 2: Convert to fraction form
    5,318,809,719.40/7,978,214,579.10 = 3,114,817,604.20/x
  3. Step 3: Cross multiply
    5,318,809,719.40x = 7,978,214,579.10 × 3,114,817,604.20
  4. Step 4: Simplify right side
    5,318,809,719.40x = 24,850,683,221,065,773,056
  5. Step 5: Solve for x
    x = 24,850,683,221,065,773,056/5,318,809,719.40
  6. Step 6: Final answer
    x = 4,672,226,406.30

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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.