Home / 99,504,085.52-137,313,771.48-55,450,113.92

Finding the Fourth Proportional to 99,504,085.52, 137,313,771.48 and 55,450,113.92

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Solution

The fourth proportional to 99,504,085.52, 137,313,771.48 and 55,450,113.92 is: 76,520,117.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,504,085.52 : 137,313,771.48 = 55,450,113.92 : x
  2. Step 2: Convert to fraction form
    99,504,085.52/137,313,771.48 = 55,450,113.92/x
  3. Step 3: Cross multiply
    99,504,085.52x = 137,313,771.48 × 55,450,113.92
  4. Step 4: Simplify right side
    99,504,085.52x = 7,614,064,271,350,847
  5. Step 5: Solve for x
    x = 7,614,064,271,350,847/99,504,085.52
  6. Step 6: Final answer
    x = 76,520,117.05

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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.