Home / 3,520,512,256.80-5,280,768,385.20-1,066,971,194.40

Finding the Fourth Proportional to 3,520,512,256.80, 5,280,768,385.20 and 1,066,971,194.40

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Solution

The fourth proportional to 3,520,512,256.80, 5,280,768,385.20 and 1,066,971,194.40 is: 1,600,456,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,512,256.80 : 5,280,768,385.20 = 1,066,971,194.40 : x
  2. Step 2: Convert to fraction form
    3,520,512,256.80/5,280,768,385.20 = 1,066,971,194.40/x
  3. Step 3: Cross multiply
    3,520,512,256.80x = 5,280,768,385.20 × 1,066,971,194.40
  4. Step 4: Simplify right side
    3,520,512,256.80x = 5,634,427,751,306,602,496
  5. Step 5: Solve for x
    x = 5,634,427,751,306,602,496/3,520,512,256.80
  6. Step 6: Final answer
    x = 1,600,456,791.60

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Double scale
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Similar ratio
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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.