Home / 138,104,704,210.60-207,157,064,189.10-33,415,078,738.60

Finding the Fourth Proportional to 138,104,704,210.60, 207,157,064,189.10 and 33,415,078,738.60

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Solution

The fourth proportional to 138,104,704,210.60, 207,157,064,189.10 and 33,415,078,738.60 is: 50,122,620,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,104,704,210.60 : 207,157,064,189.10 = 33,415,078,738.60 : x
  2. Step 2: Convert to fraction form
    138,104,704,210.60/207,157,064,189.10 = 33,415,078,738.60/x
  3. Step 3: Cross multiply
    138,104,704,210.60x = 207,157,064,189.10 × 33,415,078,738.60
  4. Step 4: Simplify right side
    138,104,704,210.60x = 6,922,169,611,135,990,366,208
  5. Step 5: Solve for x
    x = 6,922,169,611,135,990,366,208/138,104,704,210.60
  6. Step 6: Final answer
    x = 50,122,620,012.86

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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.