Home / 82,286,920,120.60-123,430,380,180.90-65,756,979,256.60

Finding the Fourth Proportional to 82,286,920,120.60, 123,430,380,180.90 and 65,756,979,256.60

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Solution

The fourth proportional to 82,286,920,120.60, 123,430,380,180.90 and 65,756,979,256.60 is: 98,635,468,884.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,286,920,120.60 : 123,430,380,180.90 = 65,756,979,256.60 : x
  2. Step 2: Convert to fraction form
    82,286,920,120.60/123,430,380,180.90 = 65,756,979,256.60/x
  3. Step 3: Cross multiply
    82,286,920,120.60x = 123,430,380,180.90 × 65,756,979,256.60
  4. Step 4: Simplify right side
    82,286,920,120.60x = 8,116,408,949,189,692,620,800
  5. Step 5: Solve for x
    x = 8,116,408,949,189,692,620,800/82,286,920,120.60
  6. Step 6: Final answer
    x = 98,635,468,884.90

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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.