Home / 53,474,865,791.20-80,212,298,686.80-28,679,954,495.20

Finding the Fourth Proportional to 53,474,865,791.20, 80,212,298,686.80 and 28,679,954,495.20

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Solution

The fourth proportional to 53,474,865,791.20, 80,212,298,686.80 and 28,679,954,495.20 is: 43,019,931,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,474,865,791.20 : 80,212,298,686.80 = 28,679,954,495.20 : x
  2. Step 2: Convert to fraction form
    53,474,865,791.20/80,212,298,686.80 = 28,679,954,495.20/x
  3. Step 3: Cross multiply
    53,474,865,791.20x = 80,212,298,686.80 × 28,679,954,495.20
  4. Step 4: Simplify right side
    53,474,865,791.20x = 2,300,485,076,292,814,766,080
  5. Step 5: Solve for x
    x = 2,300,485,076,292,814,766,080/53,474,865,791.20
  6. Step 6: Final answer
    x = 43,019,931,742.80

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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.