Home / 201,000,919.80-301,501,379.70-132,126,166.20

Finding the Fourth Proportional to 201,000,919.80, 301,501,379.70 and 132,126,166.20

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Solution

The fourth proportional to 201,000,919.80, 301,501,379.70 and 132,126,166.20 is: 198,189,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,000,919.80 : 301,501,379.70 = 132,126,166.20 : x
  2. Step 2: Convert to fraction form
    201,000,919.80/301,501,379.70 = 132,126,166.20/x
  3. Step 3: Cross multiply
    201,000,919.80x = 301,501,379.70 × 132,126,166.20
  4. Step 4: Simplify right side
    201,000,919.80x = 39,836,221,403,771,504
  5. Step 5: Solve for x
    x = 39,836,221,403,771,504/201,000,919.80
  6. Step 6: Final answer
    x = 198,189,249.30

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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.