Home / 5,318,785,600.28-7,978,178,400.41-5,318,785,600.28

Finding the Fourth Proportional to 5,318,785,600.28, 7,978,178,400.41 and 5,318,785,600.28

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Solution

The fourth proportional to 5,318,785,600.28, 7,978,178,400.41 and 5,318,785,600.28 is: 7,978,178,400.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,785,600.28 : 7,978,178,400.41 = 5,318,785,600.28 : x
  2. Step 2: Convert to fraction form
    5,318,785,600.28/7,978,178,400.41 = 5,318,785,600.28/x
  3. Step 3: Cross multiply
    5,318,785,600.28x = 7,978,178,400.41 × 5,318,785,600.28
  4. Step 4: Simplify right side
    5,318,785,600.28x = 42,434,220,392,539,037,696
  5. Step 5: Solve for x
    x = 42,434,220,392,539,037,696/5,318,785,600.28
  6. Step 6: Final answer
    x = 7,978,178,400.41

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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.