Home / 145,467,840,168.22-200,716,504,781.28-81,228,680,335.90

Finding the Fourth Proportional to 145,467,840,168.22, 200,716,504,781.28 and 81,228,680,335.90

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Solution

The fourth proportional to 145,467,840,168.22, 200,716,504,781.28 and 81,228,680,335.90 is: 112,079,321,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,467,840,168.22 : 200,716,504,781.28 = 81,228,680,335.90 : x
  2. Step 2: Convert to fraction form
    145,467,840,168.22/200,716,504,781.28 = 81,228,680,335.90/x
  3. Step 3: Cross multiply
    145,467,840,168.22x = 200,716,504,781.28 × 81,228,680,335.90
  4. Step 4: Simplify right side
    145,467,840,168.22x = 16,303,936,805,017,734,873,088
  5. Step 5: Solve for x
    x = 16,303,936,805,017,734,873,088/145,467,840,168.22
  6. Step 6: Final answer
    x = 112,079,321,354.90

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