Home / 7,978,176,003.60-11,967,264,005.40-5,366,037,200.40

Finding the Fourth Proportional to 7,978,176,003.60, 11,967,264,005.40 and 5,366,037,200.40

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Solution

The fourth proportional to 7,978,176,003.60, 11,967,264,005.40 and 5,366,037,200.40 is: 8,049,055,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,176,003.60 : 11,967,264,005.40 = 5,366,037,200.40 : x
  2. Step 2: Convert to fraction form
    7,978,176,003.60/11,967,264,005.40 = 5,366,037,200.40/x
  3. Step 3: Cross multiply
    7,978,176,003.60x = 11,967,264,005.40 × 5,366,037,200.40
  4. Step 4: Simplify right side
    7,978,176,003.60x = 64,216,783,839,984,295,936
  5. Step 5: Solve for x
    x = 64,216,783,839,984,295,936/7,978,176,003.60
  6. Step 6: Final answer
    x = 8,049,055,800.60

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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.