Home / 53,901,077.60-80,851,616.40-45,398,021.60

Finding the Fourth Proportional to 53,901,077.60, 80,851,616.40 and 45,398,021.60

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Solution

The fourth proportional to 53,901,077.60, 80,851,616.40 and 45,398,021.60 is: 68,097,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901,077.60 : 80,851,616.40 = 45,398,021.60 : x
  2. Step 2: Convert to fraction form
    53,901,077.60/80,851,616.40 = 45,398,021.60/x
  3. Step 3: Cross multiply
    53,901,077.60x = 80,851,616.40 × 45,398,021.60
  4. Step 4: Simplify right side
    53,901,077.60x = 3,670,503,427,722,114.50
  5. Step 5: Solve for x
    x = 3,670,503,427,722,114.50/53,901,077.60
  6. Step 6: Final answer
    x = 68,097,032.40

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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.