Home / 201,296,608,428.40-277,795,213,919.28-109,851,051,673.61

Finding the Fourth Proportional to 201,296,608,428.40, 277,795,213,919.28 and 109,851,051,673.61

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Solution

The fourth proportional to 201,296,608,428.40, 277,795,213,919.28 and 109,851,051,673.61 is: 151,597,667,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,296,608,428.40 : 277,795,213,919.28 = 109,851,051,673.61 : x
  2. Step 2: Convert to fraction form
    201,296,608,428.40/277,795,213,919.28 = 109,851,051,673.61/x
  3. Step 3: Cross multiply
    201,296,608,428.40x = 277,795,213,919.28 × 109,851,051,673.61
  4. Step 4: Simplify right side
    201,296,608,428.40x = 30,516,096,398,928,373,612,544
  5. Step 5: Solve for x
    x = 30,516,096,398,928,373,612,544/201,296,608,428.40
  6. Step 6: Final answer
    x = 151,597,667,924.86

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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.