Home / 275,572,861.05-413,359,291.58-166,521,167.85

Finding the Fourth Proportional to 275,572,861.05, 413,359,291.58 and 166,521,167.85

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Solution

The fourth proportional to 275,572,861.05, 413,359,291.58 and 166,521,167.85 is: 249,781,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,572,861.05 : 413,359,291.58 = 166,521,167.85 : x
  2. Step 2: Convert to fraction form
    275,572,861.05/413,359,291.58 = 166,521,167.85/x
  3. Step 3: Cross multiply
    275,572,861.05x = 413,359,291.58 × 166,521,167.85
  4. Step 4: Simplify right side
    275,572,861.05x = 68,833,071,974,717,664
  5. Step 5: Solve for x
    x = 68,833,071,974,717,664/275,572,861.05
  6. Step 6: Final answer
    x = 249,781,751.78

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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.