Home / 52,887,072.60-79,330,608.90-30,170,266.20

Finding the Fourth Proportional to 52,887,072.60, 79,330,608.90 and 30,170,266.20

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Solution

The fourth proportional to 52,887,072.60, 79,330,608.90 and 30,170,266.20 is: 45,255,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,887,072.60 : 79,330,608.90 = 30,170,266.20 : x
  2. Step 2: Convert to fraction form
    52,887,072.60/79,330,608.90 = 30,170,266.20/x
  3. Step 3: Cross multiply
    52,887,072.60x = 79,330,608.90 × 30,170,266.20
  4. Step 4: Simplify right side
    52,887,072.60x = 2,393,425,588,321,089.50
  5. Step 5: Solve for x
    x = 2,393,425,588,321,089.50/52,887,072.60
  6. Step 6: Final answer
    x = 45,255,399.30

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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.