Home / 483,707,205.28-725,441,232.16-207,327,078.31

Finding the Fourth Proportional to 483,707,205.28, 725,441,232.16 and 207,327,078.31

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Solution

The fourth proportional to 483,707,205.28, 725,441,232.16 and 207,327,078.31 is: 310,939,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,707,205.28 : 725,441,232.16 = 207,327,078.31 : x
  2. Step 2: Convert to fraction form
    483,707,205.28/725,441,232.16 = 207,327,078.31/x
  3. Step 3: Cross multiply
    483,707,205.28x = 725,441,232.16 × 207,327,078.31
  4. Step 4: Simplify right side
    483,707,205.28x = 150,403,611,148,271,584
  5. Step 5: Solve for x
    x = 150,403,611,148,271,584/483,707,205.28
  6. Step 6: Final answer
    x = 310,939,364.78

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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.