Home / 71,520,348.70-107,280,523.05-35,152,069.60

Finding the Fourth Proportional to 71,520,348.70, 107,280,523.05 and 35,152,069.60

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Solution

The fourth proportional to 71,520,348.70, 107,280,523.05 and 35,152,069.60 is: 52,728,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,520,348.70 : 107,280,523.05 = 35,152,069.60 : x
  2. Step 2: Convert to fraction form
    71,520,348.70/107,280,523.05 = 35,152,069.60/x
  3. Step 3: Cross multiply
    71,520,348.70x = 107,280,523.05 × 35,152,069.60
  4. Step 4: Simplify right side
    71,520,348.70x = 3,771,132,412,978,004.50
  5. Step 5: Solve for x
    x = 3,771,132,412,978,004.50/71,520,348.70
  6. Step 6: Final answer
    x = 52,728,104.40

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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.