Home / 111,690,523.40-167,535,785.10-82,992,709.40

Finding the Fourth Proportional to 111,690,523.40, 167,535,785.10 and 82,992,709.40

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Solution

The fourth proportional to 111,690,523.40, 167,535,785.10 and 82,992,709.40 is: 124,489,064.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,690,523.40 : 167,535,785.10 = 82,992,709.40 : x
  2. Step 2: Convert to fraction form
    111,690,523.40/167,535,785.10 = 82,992,709.40/x
  3. Step 3: Cross multiply
    111,690,523.40x = 167,535,785.10 × 82,992,709.40
  4. Step 4: Simplify right side
    111,690,523.40x = 13,904,248,726,905,150
  5. Step 5: Solve for x
    x = 13,904,248,726,905,150/111,690,523.40
  6. Step 6: Final answer
    x = 124,489,064.10

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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.