Home / 3,520,512,252.30-5,280,768,378.45-1,066,971,189.90

Finding the Fourth Proportional to 3,520,512,252.30, 5,280,768,378.45 and 1,066,971,189.90

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Solution

The fourth proportional to 3,520,512,252.30, 5,280,768,378.45 and 1,066,971,189.90 is: 1,600,456,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,512,252.30 : 5,280,768,378.45 = 1,066,971,189.90 : x
  2. Step 2: Convert to fraction form
    3,520,512,252.30/5,280,768,378.45 = 1,066,971,189.90/x
  3. Step 3: Cross multiply
    3,520,512,252.30x = 5,280,768,378.45 × 1,066,971,189.90
  4. Step 4: Simplify right side
    3,520,512,252.30x = 5,634,427,720,341,089,280
  5. Step 5: Solve for x
    x = 5,634,427,720,341,089,280/3,520,512,252.30
  6. Step 6: Final answer
    x = 1,600,456,784.85

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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.