Home / 378,982,023.40-568,473,035.10-378,982,023.40

Finding the Fourth Proportional to 378,982,023.40, 568,473,035.10 and 378,982,023.40

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Solution

The fourth proportional to 378,982,023.40, 568,473,035.10 and 378,982,023.40 is: 568,473,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,982,023.40 : 568,473,035.10 = 378,982,023.40 : x
  2. Step 2: Convert to fraction form
    378,982,023.40/568,473,035.10 = 378,982,023.40/x
  3. Step 3: Cross multiply
    378,982,023.40x = 568,473,035.10 × 378,982,023.40
  4. Step 4: Simplify right side
    378,982,023.40x = 215,441,061,090,537,216
  5. Step 5: Solve for x
    x = 215,441,061,090,537,216/378,982,023.40
  6. Step 6: Final answer
    x = 568,473,035.10

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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.