Home / 5,318,807,716.60-7,978,211,574.90-2,563,817,572.60

Finding the Fourth Proportional to 5,318,807,716.60, 7,978,211,574.90 and 2,563,817,572.60

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Solution

The fourth proportional to 5,318,807,716.60, 7,978,211,574.90 and 2,563,817,572.60 is: 3,845,726,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,807,716.60 : 7,978,211,574.90 = 2,563,817,572.60 : x
  2. Step 2: Convert to fraction form
    5,318,807,716.60/7,978,211,574.90 = 2,563,817,572.60/x
  3. Step 3: Cross multiply
    5,318,807,716.60x = 7,978,211,574.90 × 2,563,817,572.60
  4. Step 4: Simplify right side
    5,318,807,716.60x = 20,454,679,033,649,340,416
  5. Step 5: Solve for x
    x = 20,454,679,033,649,340,416/5,318,807,716.60
  6. Step 6: Final answer
    x = 3,845,726,358.90

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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.