Home / 111,091,519.28-166,637,832.52-45,548,457.86

Finding the Fourth Proportional to 111,091,519.28, 166,637,832.52 and 45,548,457.86

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Solution

The fourth proportional to 111,091,519.28, 166,637,832.52 and 45,548,457.86 is: 68,322,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,091,519.28 : 166,637,832.52 = 45,548,457.86 : x
  2. Step 2: Convert to fraction form
    111,091,519.28/166,637,832.52 = 45,548,457.86/x
  3. Step 3: Cross multiply
    111,091,519.28x = 166,637,832.52 × 45,548,457.86
  4. Step 4: Simplify right side
    111,091,519.28x = 7,590,096,292,418,958
  5. Step 5: Solve for x
    x = 7,590,096,292,418,958/111,091,519.28
  6. Step 6: Final answer
    x = 68,322,913.77

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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.