Home / 1,180,986,125.60-1,771,479,188.40-404,373,677.60

Finding the Fourth Proportional to 1,180,986,125.60, 1,771,479,188.40 and 404,373,677.60

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Solution

The fourth proportional to 1,180,986,125.60, 1,771,479,188.40 and 404,373,677.60 is: 606,560,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,986,125.60 : 1,771,479,188.40 = 404,373,677.60 : x
  2. Step 2: Convert to fraction form
    1,180,986,125.60/1,771,479,188.40 = 404,373,677.60/x
  3. Step 3: Cross multiply
    1,180,986,125.60x = 1,771,479,188.40 × 404,373,677.60
  4. Step 4: Simplify right side
    1,180,986,125.60x = 716,339,554,205,171,328
  5. Step 5: Solve for x
    x = 716,339,554,205,171,328/1,180,986,125.60
  6. Step 6: Final answer
    x = 606,560,516.40

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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.