Home / 5,318,807,963.60-7,978,211,945.40-2,563,817,819.60

Finding the Fourth Proportional to 5,318,807,963.60, 7,978,211,945.40 and 2,563,817,819.60

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Solution

The fourth proportional to 5,318,807,963.60, 7,978,211,945.40 and 2,563,817,819.60 is: 3,845,726,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,807,963.60 : 7,978,211,945.40 = 2,563,817,819.60 : x
  2. Step 2: Convert to fraction form
    5,318,807,963.60/7,978,211,945.40 = 2,563,817,819.60/x
  3. Step 3: Cross multiply
    5,318,807,963.60x = 7,978,211,945.40 × 2,563,817,819.60
  4. Step 4: Simplify right side
    5,318,807,963.60x = 20,454,681,954,162,102,272
  5. Step 5: Solve for x
    x = 20,454,681,954,162,102,272/5,318,807,963.60
  6. Step 6: Final answer
    x = 3,845,726,729.40

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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.