Home / 3,520,512,249.80-5,280,768,374.70-1,066,971,187.40

Finding the Fourth Proportional to 3,520,512,249.80, 5,280,768,374.70 and 1,066,971,187.40

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Solution

The fourth proportional to 3,520,512,249.80, 5,280,768,374.70 and 1,066,971,187.40 is: 1,600,456,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,512,249.80 : 5,280,768,374.70 = 1,066,971,187.40 : x
  2. Step 2: Convert to fraction form
    3,520,512,249.80/5,280,768,374.70 = 1,066,971,187.40/x
  3. Step 3: Cross multiply
    3,520,512,249.80x = 5,280,768,374.70 × 1,066,971,187.40
  4. Step 4: Simplify right side
    3,520,512,249.80x = 5,634,427,703,138,026,496
  5. Step 5: Solve for x
    x = 5,634,427,703,138,026,496/3,520,512,249.80
  6. Step 6: Final answer
    x = 1,600,456,781.10

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Half scale
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Double scale
Find fourth proportional to 3,520,512,250.80, 5,280,768,376.20 and 1,066,971,188.40
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.