Home / 53,893,200.60-80,839,800.90-19,810,117.80

Finding the Fourth Proportional to 53,893,200.60, 80,839,800.90 and 19,810,117.80

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Solution

The fourth proportional to 53,893,200.60, 80,839,800.90 and 19,810,117.80 is: 29,715,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,893,200.60 : 80,839,800.90 = 19,810,117.80 : x
  2. Step 2: Convert to fraction form
    53,893,200.60/80,839,800.90 = 19,810,117.80/x
  3. Step 3: Cross multiply
    53,893,200.60x = 80,839,800.90 × 19,810,117.80
  4. Step 4: Simplify right side
    53,893,200.60x = 1,601,445,978,757,546.25
  5. Step 5: Solve for x
    x = 1,601,445,978,757,546.25/53,893,200.60
  6. Step 6: Final answer
    x = 29,715,176.70

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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.