Home / 53,946,144.30-80,919,216.45-15,608,909.10

Finding the Fourth Proportional to 53,946,144.30, 80,919,216.45 and 15,608,909.10

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Solution

The fourth proportional to 53,946,144.30, 80,919,216.45 and 15,608,909.10 is: 23,413,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946,144.30 : 80,919,216.45 = 15,608,909.10 : x
  2. Step 2: Convert to fraction form
    53,946,144.30/80,919,216.45 = 15,608,909.10/x
  3. Step 3: Cross multiply
    53,946,144.30x = 80,919,216.45 × 15,608,909.10
  4. Step 4: Simplify right side
    53,946,144.30x = 1,263,060,694,011,274.75
  5. Step 5: Solve for x
    x = 1,263,060,694,011,274.75/53,946,144.30
  6. Step 6: Final answer
    x = 23,413,363.65

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Double scale
Find fourth proportional to 53,946,145.30, 80,919,217.95 and 15,608,910.10
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.