Home / 199,139,226.78-274,629,502.67-136,506,346.14

Finding the Fourth Proportional to 199,139,226.78, 274,629,502.67 and 136,506,346.14

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Solution

The fourth proportional to 199,139,226.78, 274,629,502.67 and 136,506,346.14 is: 188,253,567.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,139,226.78 : 274,629,502.67 = 136,506,346.14 : x
  2. Step 2: Convert to fraction form
    199,139,226.78/274,629,502.67 = 136,506,346.14/x
  3. Step 3: Cross multiply
    199,139,226.78x = 274,629,502.67 × 136,506,346.14
  4. Step 4: Simplify right side
    199,139,226.78x = 37,488,669,951,044,544
  5. Step 5: Solve for x
    x = 37,488,669,951,044,544/199,139,226.78
  6. Step 6: Final answer
    x = 188,253,567.90

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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.