Home / 50,721,182,645.52-76,015,589,636.16-28,336,026,791.12

Finding the Fourth Proportional to 50,721,182,645.52, 76,015,589,636.16 and 28,336,026,791.12

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Solution

The fourth proportional to 50,721,182,645.52, 76,015,589,636.16 and 28,336,026,791.12 is: 42,467,065,476.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,721,182,645.52 : 76,015,589,636.16 = 28,336,026,791.12 : x
  2. Step 2: Convert to fraction form
    50,721,182,645.52/76,015,589,636.16 = 28,336,026,791.12/x
  3. Step 3: Cross multiply
    50,721,182,645.52x = 76,015,589,636.16 × 28,336,026,791.12
  4. Step 4: Simplify right side
    50,721,182,645.52x = 2,153,979,784,473,013,649,408
  5. Step 5: Solve for x
    x = 2,153,979,784,473,013,649,408/50,721,182,645.52
  6. Step 6: Final answer
    x = 42,467,065,476.90

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1.5x scale

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.