Home / 458,603,172.54-687,409,925.90-225,162,398.88

Finding the Fourth Proportional to 458,603,172.54, 687,409,925.90 and 225,162,398.88

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Solution

The fourth proportional to 458,603,172.54, 687,409,925.90 and 225,162,398.88 is: 337,500,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,603,172.54 : 687,409,925.90 = 225,162,398.88 : x
  2. Step 2: Convert to fraction form
    458,603,172.54/687,409,925.90 = 225,162,398.88/x
  3. Step 3: Cross multiply
    458,603,172.54x = 687,409,925.90 × 225,162,398.88
  4. Step 4: Simplify right side
    458,603,172.54x = 154,778,867,928,441,216
  5. Step 5: Solve for x
    x = 154,778,867,928,441,216/458,603,172.54
  6. Step 6: Final answer
    x = 337,500,648.05

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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.