Home / 56,620,542,576.44-78,138,225,424.68-30,901,230,742.52

Finding the Fourth Proportional to 56,620,542,576.44, 78,138,225,424.68 and 30,901,230,742.52

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Solution

The fourth proportional to 56,620,542,576.44, 78,138,225,424.68 and 30,901,230,742.52 is: 42,644,722,635.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,620,542,576.44 : 78,138,225,424.68 = 30,901,230,742.52 : x
  2. Step 2: Convert to fraction form
    56,620,542,576.44/78,138,225,424.68 = 30,901,230,742.52/x
  3. Step 3: Cross multiply
    56,620,542,576.44x = 78,138,225,424.68 × 30,901,230,742.52
  4. Step 4: Simplify right side
    56,620,542,576.44x = 2,414,567,333,659,079,081,984
  5. Step 5: Solve for x
    x = 2,414,567,333,659,079,081,984/56,620,542,576.44
  6. Step 6: Final answer
    x = 42,644,722,635.77

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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.