Home / 440,975,908.52-661,923,529.52-195,504,930.36

Finding the Fourth Proportional to 440,975,908.52, 661,923,529.52 and 195,504,930.36

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Solution

The fourth proportional to 440,975,908.52, 661,923,529.52 and 195,504,930.36 is: 293,461,186.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,975,908.52 : 661,923,529.52 = 195,504,930.36 : x
  2. Step 2: Convert to fraction form
    440,975,908.52/661,923,529.52 = 195,504,930.36/x
  3. Step 3: Cross multiply
    440,975,908.52x = 661,923,529.52 × 195,504,930.36
  4. Step 4: Simplify right side
    440,975,908.52x = 129,409,313,541,475,488
  5. Step 5: Solve for x
    x = 129,409,313,541,475,488/440,975,908.52
  6. Step 6: Final answer
    x = 293,461,186.98

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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.