Home / 77,474,104.80-116,059,973.92-60,354,618.72

Finding the Fourth Proportional to 77,474,104.80, 116,059,973.92 and 60,354,618.72

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Solution

The fourth proportional to 77,474,104.80, 116,059,973.92 and 60,354,618.72 is: 90,414,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,474,104.80 : 116,059,973.92 = 60,354,618.72 : x
  2. Step 2: Convert to fraction form
    77,474,104.80/116,059,973.92 = 60,354,618.72/x
  3. Step 3: Cross multiply
    77,474,104.80x = 116,059,973.92 × 60,354,618.72
  4. Step 4: Simplify right side
    77,474,104.80x = 7,004,755,474,594,744
  5. Step 5: Solve for x
    x = 7,004,755,474,594,744/77,474,104.80
  6. Step 6: Final answer
    x = 90,414,151.83

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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.