Home / 53,905,268.40-80,857,902.60-52,488,092.40

Finding the Fourth Proportional to 53,905,268.40, 80,857,902.60 and 52,488,092.40

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Solution

The fourth proportional to 53,905,268.40, 80,857,902.60 and 52,488,092.40 is: 78,732,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,905,268.40 : 80,857,902.60 = 52,488,092.40 : x
  2. Step 2: Convert to fraction form
    53,905,268.40/80,857,902.60 = 52,488,092.40/x
  3. Step 3: Cross multiply
    53,905,268.40x = 80,857,902.60 × 52,488,092.40
  4. Step 4: Simplify right side
    53,905,268.40x = 4,244,077,062,939,000
  5. Step 5: Solve for x
    x = 4,244,077,062,939,000/53,905,268.40
  6. Step 6: Final answer
    x = 78,732,138.60

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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.