Home / 53,393,266,732.76-73,682,781,056.66-28,978,677,343.64

Finding the Fourth Proportional to 53,393,266,732.76, 73,682,781,056.66 and 28,978,677,343.64

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Solution

The fourth proportional to 53,393,266,732.76, 73,682,781,056.66 and 28,978,677,343.64 is: 39,990,614,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,393,266,732.76 : 73,682,781,056.66 = 28,978,677,343.64 : x
  2. Step 2: Convert to fraction form
    53,393,266,732.76/73,682,781,056.66 = 28,978,677,343.64/x
  3. Step 3: Cross multiply
    53,393,266,732.76x = 73,682,781,056.66 × 28,978,677,343.64
  4. Step 4: Simplify right side
    53,393,266,732.76x = 2,135,229,538,023,019,905,024
  5. Step 5: Solve for x
    x = 2,135,229,538,023,019,905,024/53,393,266,732.76
  6. Step 6: Final answer
    x = 39,990,614,335.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.