Home / 411,842,999.53-568,378,389.78-233,258,654.53

Finding the Fourth Proportional to 411,842,999.53, 568,378,389.78 and 233,258,654.53

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Solution

The fourth proportional to 411,842,999.53, 568,378,389.78 and 233,258,654.53 is: 321,916,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,842,999.53 : 568,378,389.78 = 233,258,654.53 : x
  2. Step 2: Convert to fraction form
    411,842,999.53/568,378,389.78 = 233,258,654.53/x
  3. Step 3: Cross multiply
    411,842,999.53x = 568,378,389.78 × 233,258,654.53
  4. Step 4: Simplify right side
    411,842,999.53x = 132,579,178,460,002,512
  5. Step 5: Solve for x
    x = 132,579,178,460,002,512/411,842,999.53
  6. Step 6: Final answer
    x = 321,916,795.02

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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.