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Finding the Fourth Proportional to 53,396,432.40, 80,094,648.60 and 53,396,432.40

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Solution

The fourth proportional to 53,396,432.40, 80,094,648.60 and 53,396,432.40 is: 80,094,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,396,432.40 : 80,094,648.60 = 53,396,432.40 : x
  2. Step 2: Convert to fraction form
    53,396,432.40/80,094,648.60 = 53,396,432.40/x
  3. Step 3: Cross multiply
    53,396,432.40x = 80,094,648.60 × 53,396,432.40
  4. Step 4: Simplify right side
    53,396,432.40x = 4,276,768,489,571,654
  5. Step 5: Solve for x
    x = 4,276,768,489,571,654/53,396,432.40
  6. Step 6: Final answer
    x = 80,094,648.60

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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.