Home / 84,120,191.85-116,086,025.41-46,443,428.68

Finding the Fourth Proportional to 84,120,191.85, 116,086,025.41 and 46,443,428.68

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Solution

The fourth proportional to 84,120,191.85, 116,086,025.41 and 46,443,428.68 is: 64,092,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,120,191.85 : 116,086,025.41 = 46,443,428.68 : x
  2. Step 2: Convert to fraction form
    84,120,191.85/116,086,025.41 = 46,443,428.68/x
  3. Step 3: Cross multiply
    84,120,191.85x = 116,086,025.41 × 46,443,428.68
  4. Step 4: Simplify right side
    84,120,191.85x = 5,391,433,041,061,355
  5. Step 5: Solve for x
    x = 5,391,433,041,061,355/84,120,191.85
  6. Step 6: Final answer
    x = 64,092,020.27

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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.