Home / 181,633,337.68-272,288,022.52-66,591,072.40

Finding the Fourth Proportional to 181,633,337.68, 272,288,022.52 and 66,591,072.40

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Solution

The fourth proportional to 181,633,337.68, 272,288,022.52 and 66,591,072.40 is: 99,827,221.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,633,337.68 : 272,288,022.52 = 66,591,072.40 : x
  2. Step 2: Convert to fraction form
    181,633,337.68/272,288,022.52 = 66,591,072.40/x
  3. Step 3: Cross multiply
    181,633,337.68x = 272,288,022.52 × 66,591,072.40
  4. Step 4: Simplify right side
    181,633,337.68x = 18,131,951,421,282,148
  5. Step 5: Solve for x
    x = 18,131,951,421,282,148/181,633,337.68
  6. Step 6: Final answer
    x = 99,827,221.44

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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.