Home / 306,923,136.40-423,554,383.24-174,764,240.40

Finding the Fourth Proportional to 306,923,136.40, 423,554,383.24 and 174,764,240.40

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Solution

The fourth proportional to 306,923,136.40, 423,554,383.24 and 174,764,240.40 is: 241,174,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,923,136.40 : 423,554,383.24 = 174,764,240.40 : x
  2. Step 2: Convert to fraction form
    306,923,136.40/423,554,383.24 = 174,764,240.40/x
  3. Step 3: Cross multiply
    306,923,136.40x = 423,554,383.24 × 174,764,240.40
  4. Step 4: Simplify right side
    306,923,136.40x = 74,022,160,055,029,088
  5. Step 5: Solve for x
    x = 74,022,160,055,029,088/306,923,136.40
  6. Step 6: Final answer
    x = 241,174,910.84

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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.