Home / 80,733,169.80-121,117,469.40-26,136,464.40

Finding the Fourth Proportional to 80,733,169.80, 121,117,469.40 and 26,136,464.40

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Solution

The fourth proportional to 80,733,169.80, 121,117,469.40 and 26,136,464.40 is: 39,210,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,733,169.80 : 121,117,469.40 = 26,136,464.40 : x
  2. Step 2: Convert to fraction form
    80,733,169.80/121,117,469.40 = 26,136,464.40/x
  3. Step 3: Cross multiply
    80,733,169.80x = 121,117,469.40 × 26,136,464.40
  4. Step 4: Simplify right side
    80,733,169.80x = 3,165,582,427,191,189.50
  5. Step 5: Solve for x
    x = 3,165,582,427,191,189.50/80,733,169.80
  6. Step 6: Final answer
    x = 39,210,431.54

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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.