Home / 1,028,324,402.64-1,542,000,348.99-398,351,510.10

Finding the Fourth Proportional to 1,028,324,402.64, 1,542,000,348.99 and 398,351,510.10

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Solution

The fourth proportional to 1,028,324,402.64, 1,542,000,348.99 and 398,351,510.10 is: 597,338,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,324,402.64 : 1,542,000,348.99 = 398,351,510.10 : x
  2. Step 2: Convert to fraction form
    1,028,324,402.64/1,542,000,348.99 = 398,351,510.10/x
  3. Step 3: Cross multiply
    1,028,324,402.64x = 1,542,000,348.99 × 398,351,510.10
  4. Step 4: Simplify right side
    1,028,324,402.64x = 614,258,167,594,893,568
  5. Step 5: Solve for x
    x = 614,258,167,594,893,568/1,028,324,402.64
  6. Step 6: Final answer
    x = 597,338,900.08

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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.